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Finding the Fourth Proportional to 57,503.61, 86,226.24 and 26,312.13

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Solution

The fourth proportional to 57,503.61, 86,226.24 and 26,312.13 is: 39,454.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,503.61 : 86,226.24 = 26,312.13 : x
  2. Step 2: Convert to fraction form
    57,503.61/86,226.24 = 26,312.13/x
  3. Step 3: Cross multiply
    57,503.61x = 86,226.24 × 26,312.13
  4. Step 4: Simplify right side
    57,503.61x = 2,268,796,036.29
  5. Step 5: Solve for x
    x = 2,268,796,036.29/57,503.61
  6. Step 6: Final answer
    x = 39,454.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.