Home / 57,386.62-86,073.06-15,269.80

Finding the Fourth Proportional to 57,386.62, 86,073.06 and 15,269.80

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Solution

The fourth proportional to 57,386.62, 86,073.06 and 15,269.80 is: 22,902.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,386.62 : 86,073.06 = 15,269.80 : x
  2. Step 2: Convert to fraction form
    57,386.62/86,073.06 = 15,269.80/x
  3. Step 3: Cross multiply
    57,386.62x = 86,073.06 × 15,269.80
  4. Step 4: Simplify right side
    57,386.62x = 1,314,318,411.59
  5. Step 5: Solve for x
    x = 1,314,318,411.59/57,386.62
  6. Step 6: Final answer
    x = 22,902.87

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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.