Home / 52,283.30-72,151.25-28,409.94

Finding the Fourth Proportional to 52,283.30, 72,151.25 and 28,409.94

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Solution

The fourth proportional to 52,283.30, 72,151.25 and 28,409.94 is: 39,205.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,283.30 : 72,151.25 = 28,409.94 : x
  2. Step 2: Convert to fraction form
    52,283.30/72,151.25 = 28,409.94/x
  3. Step 3: Cross multiply
    52,283.30x = 72,151.25 × 28,409.94
  4. Step 4: Simplify right side
    52,283.30x = 2,049,812,541.38
  5. Step 5: Solve for x
    x = 2,049,812,541.38/52,283.30
  6. Step 6: Final answer
    x = 39,205.88

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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.