Home / 28,324.49-39,074.65-22,667.19

Finding the Fourth Proportional to 28,324.49, 39,074.65 and 22,667.19

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Solution

The fourth proportional to 28,324.49, 39,074.65 and 22,667.19 is: 31,270.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,324.49 : 39,074.65 = 22,667.19 : x
  2. Step 2: Convert to fraction form
    28,324.49/39,074.65 = 22,667.19/x
  3. Step 3: Cross multiply
    28,324.49x = 39,074.65 × 22,667.19
  4. Step 4: Simplify right side
    28,324.49x = 885,712,659.83
  5. Step 5: Solve for x
    x = 885,712,659.83/28,324.49
  6. Step 6: Final answer
    x = 31,270.21

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Half scale
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Double scale
Find fourth proportional to 28,325.49, 39,076.03 and 22,668.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.