Home / 42,634.64-63,924.63-17,691.91

Finding the Fourth Proportional to 42,634.64, 63,924.63 and 17,691.91

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Solution

The fourth proportional to 42,634.64, 63,924.63 and 17,691.91 is: 26,526.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,634.64 : 63,924.63 = 17,691.91 : x
  2. Step 2: Convert to fraction form
    42,634.64/63,924.63 = 17,691.91/x
  3. Step 3: Cross multiply
    42,634.64x = 63,924.63 × 17,691.91
  4. Step 4: Simplify right side
    42,634.64x = 1,130,948,640.93
  5. Step 5: Solve for x
    x = 1,130,948,640.93/42,634.64
  6. Step 6: Final answer
    x = 26,526.52

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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.