Home / 43,359.22-65,064.30-18,397.36

Finding the Fourth Proportional to 43,359.22, 65,064.30 and 18,397.36

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Solution

The fourth proportional to 43,359.22, 65,064.30 and 18,397.36 is: 27,606.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,359.22 : 65,064.30 = 18,397.36 : x
  2. Step 2: Convert to fraction form
    43,359.22/65,064.30 = 18,397.36/x
  3. Step 3: Cross multiply
    43,359.22x = 65,064.30 × 18,397.36
  4. Step 4: Simplify right side
    43,359.22x = 1,197,011,350.25
  5. Step 5: Solve for x
    x = 1,197,011,350.25/43,359.22
  6. Step 6: Final answer
    x = 27,606.85

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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.