Home / 25,239.12-37,882.13-12,767.96

Finding the Fourth Proportional to 25,239.12, 37,882.13 and 12,767.96

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Solution

The fourth proportional to 25,239.12, 37,882.13 and 12,767.96 is: 19,163.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,239.12 : 37,882.13 = 12,767.96 : x
  2. Step 2: Convert to fraction form
    25,239.12/37,882.13 = 12,767.96/x
  3. Step 3: Cross multiply
    25,239.12x = 37,882.13 × 12,767.96
  4. Step 4: Simplify right side
    25,239.12x = 483,677,267.30
  5. Step 5: Solve for x
    x = 483,677,267.30/25,239.12
  6. Step 6: Final answer
    x = 19,163.79

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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.