Home / 31,876.10-43,989.02-17,536.13

Finding the Fourth Proportional to 31,876.10, 43,989.02 and 17,536.13

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Solution

The fourth proportional to 31,876.10, 43,989.02 and 17,536.13 is: 24,199.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,876.10 : 43,989.02 = 17,536.13 : x
  2. Step 2: Convert to fraction form
    31,876.10/43,989.02 = 17,536.13/x
  3. Step 3: Cross multiply
    31,876.10x = 43,989.02 × 17,536.13
  4. Step 4: Simplify right side
    31,876.10x = 771,397,173.29
  5. Step 5: Solve for x
    x = 771,397,173.29/31,876.10
  6. Step 6: Final answer
    x = 24,199.86

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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.