Home / 29,116.43-43,663.90-10,391.46

Finding the Fourth Proportional to 29,116.43, 43,663.90 and 10,391.46

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Solution

The fourth proportional to 29,116.43, 43,663.90 and 10,391.46 is: 15,583.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,116.43 : 43,663.90 = 10,391.46 : x
  2. Step 2: Convert to fraction form
    29,116.43/43,663.90 = 10,391.46/x
  3. Step 3: Cross multiply
    29,116.43x = 43,663.90 × 10,391.46
  4. Step 4: Simplify right side
    29,116.43x = 453,731,670.29
  5. Step 5: Solve for x
    x = 453,731,670.29/29,116.43
  6. Step 6: Final answer
    x = 15,583.36

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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.