Home / 50,663.76-75,982.40-15,116.72

Finding the Fourth Proportional to 50,663.76, 75,982.40 and 15,116.72

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Solution

The fourth proportional to 50,663.76, 75,982.40 and 15,116.72 is: 22,671.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,663.76 : 75,982.40 = 15,116.72 : x
  2. Step 2: Convert to fraction form
    50,663.76/75,982.40 = 15,116.72/x
  3. Step 3: Cross multiply
    50,663.76x = 75,982.40 × 15,116.72
  4. Step 4: Simplify right side
    50,663.76x = 1,148,604,665.73
  5. Step 5: Solve for x
    x = 1,148,604,665.73/50,663.76
  6. Step 6: Final answer
    x = 22,671.13

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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.