Home / 43,306.42-64,985.10-27,510.76

Finding the Fourth Proportional to 43,306.42, 64,985.10 and 27,510.76

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Solution

The fourth proportional to 43,306.42, 64,985.10 and 27,510.76 is: 41,282.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,306.42 : 64,985.10 = 27,510.76 : x
  2. Step 2: Convert to fraction form
    43,306.42/64,985.10 = 27,510.76/x
  3. Step 3: Cross multiply
    43,306.42x = 64,985.10 × 27,510.76
  4. Step 4: Simplify right side
    43,306.42x = 1,787,789,489.68
  5. Step 5: Solve for x
    x = 1,787,789,489.68/43,306.42
  6. Step 6: Final answer
    x = 41,282.32

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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.