Home / 36,008.24-49,691.04-19,875.72

Finding the Fourth Proportional to 36,008.24, 49,691.04 and 19,875.72

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Solution

The fourth proportional to 36,008.24, 49,691.04 and 19,875.72 is: 27,428.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,008.24 : 49,691.04 = 19,875.72 : x
  2. Step 2: Convert to fraction form
    36,008.24/49,691.04 = 19,875.72/x
  3. Step 3: Cross multiply
    36,008.24x = 49,691.04 × 19,875.72
  4. Step 4: Simplify right side
    36,008.24x = 987,645,197.55
  5. Step 5: Solve for x
    x = 987,645,197.55/36,008.24
  6. Step 6: Final answer
    x = 27,428.31

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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.