Home / 39,535.50-54,561.95-22,540.17

Finding the Fourth Proportional to 39,535.50, 54,561.95 and 22,540.17

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Solution

The fourth proportional to 39,535.50, 54,561.95 and 22,540.17 is: 31,107.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,535.50 : 54,561.95 = 22,540.17 : x
  2. Step 2: Convert to fraction form
    39,535.50/54,561.95 = 22,540.17/x
  3. Step 3: Cross multiply
    39,535.50x = 54,561.95 × 22,540.17
  4. Step 4: Simplify right side
    39,535.50x = 1,229,835,628.53
  5. Step 5: Solve for x
    x = 1,229,835,628.53/39,535.50
  6. Step 6: Final answer
    x = 31,107.12

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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.