Home / 39,964.68-59,956.20-11,884.08

Finding the Fourth Proportional to 39,964.68, 59,956.20 and 11,884.08

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Solution

The fourth proportional to 39,964.68, 59,956.20 and 11,884.08 is: 17,828.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,964.68 : 59,956.20 = 11,884.08 : x
  2. Step 2: Convert to fraction form
    39,964.68/59,956.20 = 11,884.08/x
  3. Step 3: Cross multiply
    39,964.68x = 59,956.20 × 11,884.08
  4. Step 4: Simplify right side
    39,964.68x = 712,524,277.30
  5. Step 5: Solve for x
    x = 712,524,277.30/39,964.68
  6. Step 6: Final answer
    x = 17,828.85

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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.