Home / 57,318.14-85,973.13-15,197.28

Finding the Fourth Proportional to 57,318.14, 85,973.13 and 15,197.28

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Solution

The fourth proportional to 57,318.14, 85,973.13 and 15,197.28 is: 22,794.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,318.14 : 85,973.13 = 15,197.28 : x
  2. Step 2: Convert to fraction form
    57,318.14/85,973.13 = 15,197.28/x
  3. Step 3: Cross multiply
    57,318.14x = 85,973.13 × 15,197.28
  4. Step 4: Simplify right side
    57,318.14x = 1,306,557,729.09
  5. Step 5: Solve for x
    x = 1,306,557,729.09/57,318.14
  6. Step 6: Final answer
    x = 22,794.84

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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.