Home / 25,992.33-38,956.20-11,937.45

Finding the Fourth Proportional to 25,992.33, 38,956.20 and 11,937.45

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Solution

The fourth proportional to 25,992.33, 38,956.20 and 11,937.45 is: 17,891.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,992.33 : 38,956.20 = 11,937.45 : x
  2. Step 2: Convert to fraction form
    25,992.33/38,956.20 = 11,937.45/x
  3. Step 3: Cross multiply
    25,992.33x = 38,956.20 × 11,937.45
  4. Step 4: Simplify right side
    25,992.33x = 465,037,689.69
  5. Step 5: Solve for x
    x = 465,037,689.69/25,992.33
  6. Step 6: Final answer
    x = 17,891.34

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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.