Home / 35,112.64-52,691.88-12,926.24

Finding the Fourth Proportional to 35,112.64, 52,691.88 and 12,926.24

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Solution

The fourth proportional to 35,112.64, 52,691.88 and 12,926.24 is: 19,397.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,112.64 : 52,691.88 = 12,926.24 : x
  2. Step 2: Convert to fraction form
    35,112.64/52,691.88 = 12,926.24/x
  3. Step 3: Cross multiply
    35,112.64x = 52,691.88 × 12,926.24
  4. Step 4: Simplify right side
    35,112.64x = 681,107,886.93
  5. Step 5: Solve for x
    x = 681,107,886.93/35,112.64
  6. Step 6: Final answer
    x = 19,397.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.