Home / 25,391.50-38,104.54-15,268.66

Finding the Fourth Proportional to 25,391.50, 38,104.54 and 15,268.66

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Solution

The fourth proportional to 25,391.50, 38,104.54 and 15,268.66 is: 22,913.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,391.50 : 38,104.54 = 15,268.66 : x
  2. Step 2: Convert to fraction form
    25,391.50/38,104.54 = 15,268.66/x
  3. Step 3: Cross multiply
    25,391.50x = 38,104.54 × 15,268.66
  4. Step 4: Simplify right side
    25,391.50x = 581,805,265.72
  5. Step 5: Solve for x
    x = 581,805,265.72/25,391.50
  6. Step 6: Final answer
    x = 22,913.39

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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.