Home / 39,351.37-54,302.25-22,359.19

Finding the Fourth Proportional to 39,351.37, 54,302.25 and 22,359.19

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Solution

The fourth proportional to 39,351.37, 54,302.25 and 22,359.19 is: 30,854.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,351.37 : 54,302.25 = 22,359.19 : x
  2. Step 2: Convert to fraction form
    39,351.37/54,302.25 = 22,359.19/x
  3. Step 3: Cross multiply
    39,351.37x = 54,302.25 × 22,359.19
  4. Step 4: Simplify right side
    39,351.37x = 1,214,154,325.18
  5. Step 5: Solve for x
    x = 1,214,154,325.18/39,351.37
  6. Step 6: Final answer
    x = 30,854.18

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Double scale
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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.