Home / 29,077.13-40,126.30-16,330.32

Finding the Fourth Proportional to 29,077.13, 40,126.30 and 16,330.32

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Solution

The fourth proportional to 29,077.13, 40,126.30 and 16,330.32 is: 22,535.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,077.13 : 40,126.30 = 16,330.32 : x
  2. Step 2: Convert to fraction form
    29,077.13/40,126.30 = 16,330.32/x
  3. Step 3: Cross multiply
    29,077.13x = 40,126.30 × 16,330.32
  4. Step 4: Simplify right side
    29,077.13x = 655,275,278.59
  5. Step 5: Solve for x
    x = 655,275,278.59/29,077.13
  6. Step 6: Final answer
    x = 22,535.76

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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.