Home / 52,399.50-72,311.19-28,526.34

Finding the Fourth Proportional to 52,399.50, 72,311.19 and 28,526.34

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Solution

The fourth proportional to 52,399.50, 72,311.19 and 28,526.34 is: 39,366.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,399.50 : 72,311.19 = 28,526.34 : x
  2. Step 2: Convert to fraction form
    52,399.50/72,311.19 = 28,526.34/x
  3. Step 3: Cross multiply
    52,399.50x = 72,311.19 × 28,526.34
  4. Step 4: Simplify right side
    52,399.50x = 2,062,773,591.74
  5. Step 5: Solve for x
    x = 2,062,773,591.74/52,399.50
  6. Step 6: Final answer
    x = 39,366.28

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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.