Home / 57,625.29-86,446.04-18,185.58

Finding the Fourth Proportional to 57,625.29, 86,446.04 and 18,185.58

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Solution

The fourth proportional to 57,625.29, 86,446.04 and 18,185.58 is: 27,280.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,625.29 : 86,446.04 = 18,185.58 : x
  2. Step 2: Convert to fraction form
    57,625.29/86,446.04 = 18,185.58/x
  3. Step 3: Cross multiply
    57,625.29x = 86,446.04 × 18,185.58
  4. Step 4: Simplify right side
    57,625.29x = 1,572,071,285.18
  5. Step 5: Solve for x
    x = 1,572,071,285.18/57,625.29
  6. Step 6: Final answer
    x = 27,280.93

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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.