Home / 42,447.41-63,671.04-11,282.66

Finding the Fourth Proportional to 42,447.41, 63,671.04 and 11,282.66

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Solution

The fourth proportional to 42,447.41, 63,671.04 and 11,282.66 is: 16,923.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,447.41 : 63,671.04 = 11,282.66 : x
  2. Step 2: Convert to fraction form
    42,447.41/63,671.04 = 11,282.66/x
  3. Step 3: Cross multiply
    42,447.41x = 63,671.04 × 11,282.66
  4. Step 4: Simplify right side
    42,447.41x = 718,378,696.17
  5. Step 5: Solve for x
    x = 718,378,696.17/42,447.41
  6. Step 6: Final answer
    x = 16,923.97

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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.