Home / 25,520.40-38,304.27-13,049.31

Finding the Fourth Proportional to 25,520.40, 38,304.27 and 13,049.31

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Solution

The fourth proportional to 25,520.40, 38,304.27 and 13,049.31 is: 19,586.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,520.40 : 38,304.27 = 13,049.31 : x
  2. Step 2: Convert to fraction form
    25,520.40/38,304.27 = 13,049.31/x
  3. Step 3: Cross multiply
    25,520.40x = 38,304.27 × 13,049.31
  4. Step 4: Simplify right side
    25,520.40x = 499,844,293.55
  5. Step 5: Solve for x
    x = 499,844,293.55/25,520.40
  6. Step 6: Final answer
    x = 19,586.07

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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.