Home / 52,337.12-72,223.16-28,463.76

Finding the Fourth Proportional to 52,337.12, 72,223.16 and 28,463.76

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Solution

The fourth proportional to 52,337.12, 72,223.16 and 28,463.76 is: 39,278.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,337.12 : 72,223.16 = 28,463.76 : x
  2. Step 2: Convert to fraction form
    52,337.12/72,223.16 = 28,463.76/x
  3. Step 3: Cross multiply
    52,337.12x = 72,223.16 × 28,463.76
  4. Step 4: Simplify right side
    52,337.12x = 2,055,742,550.36
  5. Step 5: Solve for x
    x = 2,055,742,550.36/52,337.12
  6. Step 6: Final answer
    x = 39,278.87

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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.