Home / 39,407.46-54,402.13-25,081.71

Finding the Fourth Proportional to 39,407.46, 54,402.13 and 25,081.71

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Solution

The fourth proportional to 39,407.46, 54,402.13 and 25,081.71 is: 34,625.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,407.46 : 54,402.13 = 25,081.71 : x
  2. Step 2: Convert to fraction form
    39,407.46/54,402.13 = 25,081.71/x
  3. Step 3: Cross multiply
    39,407.46x = 54,402.13 × 25,081.71
  4. Step 4: Simplify right side
    39,407.46x = 1,364,498,448.04
  5. Step 5: Solve for x
    x = 1,364,498,448.04/39,407.46
  6. Step 6: Final answer
    x = 34,625.38

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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.