Home / 52,294.50-72,166.96-28,421.16

Finding the Fourth Proportional to 52,294.50, 72,166.96 and 28,421.16

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Solution

The fourth proportional to 52,294.50, 72,166.96 and 28,421.16 is: 39,221.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,294.50 : 72,166.96 = 28,421.16 : x
  2. Step 2: Convert to fraction form
    52,294.50/72,166.96 = 28,421.16/x
  3. Step 3: Cross multiply
    52,294.50x = 72,166.96 × 28,421.16
  4. Step 4: Simplify right side
    52,294.50x = 2,051,068,716.87
  5. Step 5: Solve for x
    x = 2,051,068,716.87/52,294.50
  6. Step 6: Final answer
    x = 39,221.50

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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.