Home / 48,631.28-72,946.94-11,695.28

Finding the Fourth Proportional to 48,631.28, 72,946.94 and 11,695.28

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Solution

The fourth proportional to 48,631.28, 72,946.94 and 11,695.28 is: 17,542.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,631.28 : 72,946.94 = 11,695.28 : x
  2. Step 2: Convert to fraction form
    48,631.28/72,946.94 = 11,695.28/x
  3. Step 3: Cross multiply
    48,631.28x = 72,946.94 × 11,695.28
  4. Step 4: Simplify right side
    48,631.28x = 853,134,888.44
  5. Step 5: Solve for x
    x = 853,134,888.44/48,631.28
  6. Step 6: Final answer
    x = 17,542.92

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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.