Home / 42,477.14-63,675.90-14,377.53

Finding the Fourth Proportional to 42,477.14, 63,675.90 and 14,377.53

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Solution

The fourth proportional to 42,477.14, 63,675.90 and 14,377.53 is: 21,552.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,477.14 : 63,675.90 = 14,377.53 : x
  2. Step 2: Convert to fraction form
    42,477.14/63,675.90 = 14,377.53/x
  3. Step 3: Cross multiply
    42,477.14x = 63,675.90 × 14,377.53
  4. Step 4: Simplify right side
    42,477.14x = 915,502,162.53
  5. Step 5: Solve for x
    x = 915,502,162.53/42,477.14
  6. Step 6: Final answer
    x = 21,552.82

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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.