Home / 23,789.46-32,829.48-13,178.87

Finding the Fourth Proportional to 23,789.46, 32,829.48 and 13,178.87

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Solution

The fourth proportional to 23,789.46, 32,829.48 and 13,178.87 is: 18,186.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,789.46 : 32,829.48 = 13,178.87 : x
  2. Step 2: Convert to fraction form
    23,789.46/32,829.48 = 13,178.87/x
  3. Step 3: Cross multiply
    23,789.46x = 32,829.48 × 13,178.87
  4. Step 4: Simplify right side
    23,789.46x = 432,655,449.09
  5. Step 5: Solve for x
    x = 432,655,449.09/23,789.46
  6. Step 6: Final answer
    x = 18,186.85

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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.