Home / 42,472.82-63,707.76-10,883.14

Finding the Fourth Proportional to 42,472.82, 63,707.76 and 10,883.14

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Solution

The fourth proportional to 42,472.82, 63,707.76 and 10,883.14 is: 16,324.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,472.82 : 63,707.76 = 10,883.14 : x
  2. Step 2: Convert to fraction form
    42,472.82/63,707.76 = 10,883.14/x
  3. Step 3: Cross multiply
    42,472.82x = 63,707.76 × 10,883.14
  4. Step 4: Simplify right side
    42,472.82x = 693,340,639.64
  5. Step 5: Solve for x
    x = 693,340,639.64/42,472.82
  6. Step 6: Final answer
    x = 16,324.34

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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.