Home / 31,649.20-43,676.80-17,502.92

Finding the Fourth Proportional to 31,649.20, 43,676.80 and 17,502.92

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Solution

The fourth proportional to 31,649.20, 43,676.80 and 17,502.92 is: 24,154.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,649.20 : 43,676.80 = 17,502.92 : x
  2. Step 2: Convert to fraction form
    31,649.20/43,676.80 = 17,502.92/x
  3. Step 3: Cross multiply
    31,649.20x = 43,676.80 × 17,502.92
  4. Step 4: Simplify right side
    31,649.20x = 764,471,536.26
  5. Step 5: Solve for x
    x = 764,471,536.26/31,649.20
  6. Step 6: Final answer
    x = 24,154.53

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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.