Home / 25,104.40-34,641.61-15,032.66

Finding the Fourth Proportional to 25,104.40, 34,641.61 and 15,032.66

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Solution

The fourth proportional to 25,104.40, 34,641.61 and 15,032.66 is: 20,743.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,104.40 : 34,641.61 = 15,032.66 : x
  2. Step 2: Convert to fraction form
    25,104.40/34,641.61 = 15,032.66/x
  3. Step 3: Cross multiply
    25,104.40x = 34,641.61 × 15,032.66
  4. Step 4: Simplify right side
    25,104.40x = 520,755,334.19
  5. Step 5: Solve for x
    x = 520,755,334.19/25,104.40
  6. Step 6: Final answer
    x = 20,743.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.