Home / 25,475.27-38,211.89-12,995.03

Finding the Fourth Proportional to 25,475.27, 38,211.89 and 12,995.03

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Solution

The fourth proportional to 25,475.27, 38,211.89 and 12,995.03 is: 19,492.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,475.27 : 38,211.89 = 12,995.03 : x
  2. Step 2: Convert to fraction form
    25,475.27/38,211.89 = 12,995.03/x
  3. Step 3: Cross multiply
    25,475.27x = 38,211.89 × 12,995.03
  4. Step 4: Simplify right side
    25,475.27x = 496,564,400.87
  5. Step 5: Solve for x
    x = 496,564,400.87/25,475.27
  6. Step 6: Final answer
    x = 19,492.02

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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.