Home / 43,654.15-65,425.06-38,008.72

Finding the Fourth Proportional to 43,654.15, 65,425.06 and 38,008.72

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Solution

The fourth proportional to 43,654.15, 65,425.06 and 38,008.72 is: 56,964.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,654.15 : 65,425.06 = 38,008.72 : x
  2. Step 2: Convert to fraction form
    43,654.15/65,425.06 = 38,008.72/x
  3. Step 3: Cross multiply
    43,654.15x = 65,425.06 × 38,008.72
  4. Step 4: Simplify right side
    43,654.15x = 2,486,722,786.52
  5. Step 5: Solve for x
    x = 2,486,722,786.52/43,654.15
  6. Step 6: Final answer
    x = 56,964.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.