Home / 42,450.46-63,672.01-14,369.91

Finding the Fourth Proportional to 42,450.46, 63,672.01 and 14,369.91

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Solution

The fourth proportional to 42,450.46, 63,672.01 and 14,369.91 is: 21,553.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,450.46 : 63,672.01 = 14,369.91 : x
  2. Step 2: Convert to fraction form
    42,450.46/63,672.01 = 14,369.91/x
  3. Step 3: Cross multiply
    42,450.46x = 63,672.01 × 14,369.91
  4. Step 4: Simplify right side
    42,450.46x = 914,961,053.22
  5. Step 5: Solve for x
    x = 914,961,053.22/42,450.46
  6. Step 6: Final answer
    x = 21,553.62

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1.5x scale

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.