Home / 29,508.11-40,720.68-16,079.48

Finding the Fourth Proportional to 29,508.11, 40,720.68 and 16,079.48

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Solution

The fourth proportional to 29,508.11, 40,720.68 and 16,079.48 is: 22,189.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,508.11 : 40,720.68 = 16,079.48 : x
  2. Step 2: Convert to fraction form
    29,508.11/40,720.68 = 16,079.48/x
  3. Step 3: Cross multiply
    29,508.11x = 40,720.68 × 16,079.48
  4. Step 4: Simplify right side
    29,508.11x = 654,767,156.04
  5. Step 5: Solve for x
    x = 654,767,156.04/29,508.11
  6. Step 6: Final answer
    x = 22,189.40

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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.