Home / 42,244.65-63,363.74-11,079.09

Finding the Fourth Proportional to 42,244.65, 63,363.74 and 11,079.09

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Solution

The fourth proportional to 42,244.65, 63,363.74 and 11,079.09 is: 16,617.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,244.65 : 63,363.74 = 11,079.09 : x
  2. Step 2: Convert to fraction form
    42,244.65/63,363.74 = 11,079.09/x
  3. Step 3: Cross multiply
    42,244.65x = 63,363.74 × 11,079.09
  4. Step 4: Simplify right side
    42,244.65x = 702,012,522.80
  5. Step 5: Solve for x
    x = 702,012,522.80/42,244.65
  6. Step 6: Final answer
    x = 16,617.79

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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.