Home / 43,230.24-64,839.89-11,642.82

Finding the Fourth Proportional to 43,230.24, 64,839.89 and 11,642.82

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Solution

The fourth proportional to 43,230.24, 64,839.89 and 11,642.82 is: 17,462.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,230.24 : 64,839.89 = 11,642.82 : x
  2. Step 2: Convert to fraction form
    43,230.24/64,839.89 = 11,642.82/x
  3. Step 3: Cross multiply
    43,230.24x = 64,839.89 × 11,642.82
  4. Step 4: Simplify right side
    43,230.24x = 754,919,109.88
  5. Step 5: Solve for x
    x = 754,919,109.88/43,230.24
  6. Step 6: Final answer
    x = 17,462.76

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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.