Home / 29,456.13-40,649.46-16,880.88

Finding the Fourth Proportional to 29,456.13, 40,649.46 and 16,880.88

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Solution

The fourth proportional to 29,456.13, 40,649.46 and 16,880.88 is: 23,295.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,456.13 : 40,649.46 = 16,880.88 : x
  2. Step 2: Convert to fraction form
    29,456.13/40,649.46 = 16,880.88/x
  3. Step 3: Cross multiply
    29,456.13x = 40,649.46 × 16,880.88
  4. Step 4: Simplify right side
    29,456.13x = 686,198,656.32
  5. Step 5: Solve for x
    x = 686,198,656.32/29,456.13
  6. Step 6: Final answer
    x = 23,295.61

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1.5x scale

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.