Home / 42,476.64-63,675.14-14,377.03

Finding the Fourth Proportional to 42,476.64, 63,675.14 and 14,377.03

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Solution

The fourth proportional to 42,476.64, 63,675.14 and 14,377.03 is: 21,552.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,476.64 : 63,675.14 = 14,377.03 : x
  2. Step 2: Convert to fraction form
    42,476.64/63,675.14 = 14,377.03/x
  3. Step 3: Cross multiply
    42,476.64x = 63,675.14 × 14,377.03
  4. Step 4: Simplify right side
    42,476.64x = 915,459,398.03
  5. Step 5: Solve for x
    x = 915,459,398.03/42,476.64
  6. Step 6: Final answer
    x = 21,552.07

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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.