Home / 28,263.41-39,003.65-17,659.19

Finding the Fourth Proportional to 28,263.41, 39,003.65 and 17,659.19

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Solution

The fourth proportional to 28,263.41, 39,003.65 and 17,659.19 is: 24,369.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,263.41 : 39,003.65 = 17,659.19 : x
  2. Step 2: Convert to fraction form
    28,263.41/39,003.65 = 17,659.19/x
  3. Step 3: Cross multiply
    28,263.41x = 39,003.65 × 17,659.19
  4. Step 4: Simplify right side
    28,263.41x = 688,772,866.04
  5. Step 5: Solve for x
    x = 688,772,866.04/28,263.41
  6. Step 6: Final answer
    x = 24,369.77

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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.