Home / 43,384.22-65,086.35-18,425.08

Finding the Fourth Proportional to 43,384.22, 65,086.35 and 18,425.08

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Solution

The fourth proportional to 43,384.22, 65,086.35 and 18,425.08 is: 27,641.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,384.22 : 65,086.35 = 18,425.08 : x
  2. Step 2: Convert to fraction form
    43,384.22/65,086.35 = 18,425.08/x
  3. Step 3: Cross multiply
    43,384.22x = 65,086.35 × 18,425.08
  4. Step 4: Simplify right side
    43,384.22x = 1,199,221,205.66
  5. Step 5: Solve for x
    x = 1,199,221,205.66/43,384.22
  6. Step 6: Final answer
    x = 27,641.88

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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.