Home / 52,294.24-72,166.61-28,420.91

Finding the Fourth Proportional to 52,294.24, 72,166.61 and 28,420.91

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Solution

The fourth proportional to 52,294.24, 72,166.61 and 28,420.91 is: 39,221.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,294.24 : 72,166.61 = 28,420.91 : x
  2. Step 2: Convert to fraction form
    52,294.24/72,166.61 = 28,420.91/x
  3. Step 3: Cross multiply
    52,294.24x = 72,166.61 × 28,420.91
  4. Step 4: Simplify right side
    52,294.24x = 2,051,040,766.13
  5. Step 5: Solve for x
    x = 2,051,040,766.13/52,294.24
  6. Step 6: Final answer
    x = 39,221.16

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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.