Home / 25,884.50-38,799.06-13,391.94

Finding the Fourth Proportional to 25,884.50, 38,799.06 and 13,391.94

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Solution

The fourth proportional to 25,884.50, 38,799.06 and 13,391.94 is: 20,073.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,884.50 : 38,799.06 = 13,391.94 : x
  2. Step 2: Convert to fraction form
    25,884.50/38,799.06 = 13,391.94/x
  3. Step 3: Cross multiply
    25,884.50x = 38,799.06 × 13,391.94
  4. Step 4: Simplify right side
    25,884.50x = 519,594,683.58
  5. Step 5: Solve for x
    x = 519,594,683.58/25,884.50
  6. Step 6: Final answer
    x = 20,073.59

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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.