Home / 42,663.84-63,569.10-38,007.96

Finding the Fourth Proportional to 42,663.84, 63,569.10 and 38,007.96

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Solution

The fourth proportional to 42,663.84, 63,569.10 and 38,007.96 is: 56,631.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,663.84 : 63,569.10 = 38,007.96 : x
  2. Step 2: Convert to fraction form
    42,663.84/63,569.10 = 38,007.96/x
  3. Step 3: Cross multiply
    42,663.84x = 63,569.10 × 38,007.96
  4. Step 4: Simplify right side
    42,663.84x = 2,416,131,810.04
  5. Step 5: Solve for x
    x = 2,416,131,810.04/42,663.84
  6. Step 6: Final answer
    x = 56,631.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.