Home / 31,342.05-43,251.77-17,001.85

Finding the Fourth Proportional to 31,342.05, 43,251.77 and 17,001.85

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Solution

The fourth proportional to 31,342.05, 43,251.77 and 17,001.85 is: 23,462.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,342.05 : 43,251.77 = 17,001.85 : x
  2. Step 2: Convert to fraction form
    31,342.05/43,251.77 = 17,001.85/x
  3. Step 3: Cross multiply
    31,342.05x = 43,251.77 × 17,001.85
  4. Step 4: Simplify right side
    31,342.05x = 735,359,889.52
  5. Step 5: Solve for x
    x = 735,359,889.52/31,342.05
  6. Step 6: Final answer
    x = 23,462.41

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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.