Home / 29,316.66-40,456.40-16,395.90

Finding the Fourth Proportional to 29,316.66, 40,456.40 and 16,395.90

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Solution

The fourth proportional to 29,316.66, 40,456.40 and 16,395.90 is: 22,626.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,316.66 : 40,456.40 = 16,395.90 : x
  2. Step 2: Convert to fraction form
    29,316.66/40,456.40 = 16,395.90/x
  3. Step 3: Cross multiply
    29,316.66x = 40,456.40 × 16,395.90
  4. Step 4: Simplify right side
    29,316.66x = 663,319,006.78
  5. Step 5: Solve for x
    x = 663,319,006.78/29,316.66
  6. Step 6: Final answer
    x = 22,626.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.