Home / 31,687.40-43,682.03-24,120.55

Finding the Fourth Proportional to 31,687.40, 43,682.03 and 24,120.55

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Solution

The fourth proportional to 31,687.40, 43,682.03 and 24,120.55 is: 33,250.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,687.40 : 43,682.03 = 24,120.55 : x
  2. Step 2: Convert to fraction form
    31,687.40/43,682.03 = 24,120.55/x
  3. Step 3: Cross multiply
    31,687.40x = 43,682.03 × 24,120.55
  4. Step 4: Simplify right side
    31,687.40x = 1,053,634,358.91
  5. Step 5: Solve for x
    x = 1,053,634,358.91/31,687.40
  6. Step 6: Final answer
    x = 33,250.90

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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.