Home / 25,387.29-38,080.67-9,793.98

Finding the Fourth Proportional to 25,387.29, 38,080.67 and 9,793.98

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Solution

The fourth proportional to 25,387.29, 38,080.67 and 9,793.98 is: 14,690.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,387.29 : 38,080.67 = 9,793.98 : x
  2. Step 2: Convert to fraction form
    25,387.29/38,080.67 = 9,793.98/x
  3. Step 3: Cross multiply
    25,387.29x = 38,080.67 × 9,793.98
  4. Step 4: Simplify right side
    25,387.29x = 372,961,271.40
  5. Step 5: Solve for x
    x = 372,961,271.40/25,387.29
  6. Step 6: Final answer
    x = 14,690.87

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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.