Home / 39,167.39-54,045.29-22,397.15

Finding the Fourth Proportional to 39,167.39, 54,045.29 and 22,397.15

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Solution

The fourth proportional to 39,167.39, 54,045.29 and 22,397.15 is: 30,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,167.39 : 54,045.29 = 22,397.15 : x
  2. Step 2: Convert to fraction form
    39,167.39/54,045.29 = 22,397.15/x
  3. Step 3: Cross multiply
    39,167.39x = 54,045.29 × 22,397.15
  4. Step 4: Simplify right side
    39,167.39x = 1,210,460,196.70
  5. Step 5: Solve for x
    x = 1,210,460,196.70/39,167.39
  6. Step 6: Final answer
    x = 30,904.80

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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.