Home / 25,988.91-39,016.17-14,905.68

Finding the Fourth Proportional to 25,988.91, 39,016.17 and 14,905.68

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Solution

The fourth proportional to 25,988.91, 39,016.17 and 14,905.68 is: 22,377.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,988.91 : 39,016.17 = 14,905.68 : x
  2. Step 2: Convert to fraction form
    25,988.91/39,016.17 = 14,905.68/x
  3. Step 3: Cross multiply
    25,988.91x = 39,016.17 × 14,905.68
  4. Step 4: Simplify right side
    25,988.91x = 581,562,544.85
  5. Step 5: Solve for x
    x = 581,562,544.85/25,988.91
  6. Step 6: Final answer
    x = 22,377.33

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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.