Home / 29,175.22-40,266.85-16,908.91

Finding the Fourth Proportional to 29,175.22, 40,266.85 and 16,908.91

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Solution

The fourth proportional to 29,175.22, 40,266.85 and 16,908.91 is: 23,337.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,175.22 : 40,266.85 = 16,908.91 : x
  2. Step 2: Convert to fraction form
    29,175.22/40,266.85 = 16,908.91/x
  3. Step 3: Cross multiply
    29,175.22x = 40,266.85 × 16,908.91
  4. Step 4: Simplify right side
    29,175.22x = 680,868,542.63
  5. Step 5: Solve for x
    x = 680,868,542.63/29,175.22
  6. Step 6: Final answer
    x = 23,337.22

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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.