Home / 43,266.29-64,906.31-18,306.53

Finding the Fourth Proportional to 43,266.29, 64,906.31 and 18,306.53

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Solution

The fourth proportional to 43,266.29, 64,906.31 and 18,306.53 is: 27,462.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,266.29 : 64,906.31 = 18,306.53 : x
  2. Step 2: Convert to fraction form
    43,266.29/64,906.31 = 18,306.53/x
  3. Step 3: Cross multiply
    43,266.29x = 64,906.31 × 18,306.53
  4. Step 4: Simplify right side
    43,266.29x = 1,188,209,381.94
  5. Step 5: Solve for x
    x = 1,188,209,381.94/43,266.29
  6. Step 6: Final answer
    x = 27,462.70

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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.