Home / 28,875.15-39,850.52-17,542.17

Finding the Fourth Proportional to 28,875.15, 39,850.52 and 17,542.17

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Solution

The fourth proportional to 28,875.15, 39,850.52 and 17,542.17 is: 24,209.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,875.15 : 39,850.52 = 17,542.17 : x
  2. Step 2: Convert to fraction form
    28,875.15/39,850.52 = 17,542.17/x
  3. Step 3: Cross multiply
    28,875.15x = 39,850.52 × 17,542.17
  4. Step 4: Simplify right side
    28,875.15x = 699,064,596.43
  5. Step 5: Solve for x
    x = 699,064,596.43/28,875.15
  6. Step 6: Final answer
    x = 24,209.90

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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.