Home / 59,865.64-89,791.12-15,488.72

Finding the Fourth Proportional to 59,865.64, 89,791.12 and 15,488.72

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Solution

The fourth proportional to 59,865.64, 89,791.12 and 15,488.72 is: 23,231.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,865.64 : 89,791.12 = 15,488.72 : x
  2. Step 2: Convert to fraction form
    59,865.64/89,791.12 = 15,488.72/x
  3. Step 3: Cross multiply
    59,865.64x = 89,791.12 × 15,488.72
  4. Step 4: Simplify right side
    59,865.64x = 1,390,749,516.17
  5. Step 5: Solve for x
    x = 1,390,749,516.17/59,865.64
  6. Step 6: Final answer
    x = 23,231.18

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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.