Home / 52,338.12-72,224.53-28,464.76

Finding the Fourth Proportional to 52,338.12, 72,224.53 and 28,464.76

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Solution

The fourth proportional to 52,338.12, 72,224.53 and 28,464.76 is: 39,280.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,338.12 : 72,224.53 = 28,464.76 : x
  2. Step 2: Convert to fraction form
    52,338.12/72,224.53 = 28,464.76/x
  3. Step 3: Cross multiply
    52,338.12x = 72,224.53 × 28,464.76
  4. Step 4: Simplify right side
    52,338.12x = 2,055,853,912.56
  5. Step 5: Solve for x
    x = 2,055,853,912.56/52,338.12
  6. Step 6: Final answer
    x = 39,280.24

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Double scale
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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.