Home / 25,766.40-38,633.81-10,966.89

Finding the Fourth Proportional to 25,766.40, 38,633.81 and 10,966.89

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Solution

The fourth proportional to 25,766.40, 38,633.81 and 10,966.89 is: 16,443.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,766.40 : 38,633.81 = 10,966.89 : x
  2. Step 2: Convert to fraction form
    25,766.40/38,633.81 = 10,966.89/x
  3. Step 3: Cross multiply
    25,766.40x = 38,633.81 × 10,966.89
  4. Step 4: Simplify right side
    25,766.40x = 423,692,689.72
  5. Step 5: Solve for x
    x = 423,692,689.72/25,766.40
  6. Step 6: Final answer
    x = 16,443.61

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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.