Home / 25,944.64-38,901.20-10,146.74

Finding the Fourth Proportional to 25,944.64, 38,901.20 and 10,146.74

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Solution

The fourth proportional to 25,944.64, 38,901.20 and 10,146.74 is: 15,213.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,944.64 : 38,901.20 = 10,146.74 : x
  2. Step 2: Convert to fraction form
    25,944.64/38,901.20 = 10,146.74/x
  3. Step 3: Cross multiply
    25,944.64x = 38,901.20 × 10,146.74
  4. Step 4: Simplify right side
    25,944.64x = 394,720,116.85
  5. Step 5: Solve for x
    x = 394,720,116.85/25,944.64
  6. Step 6: Final answer
    x = 15,213.94

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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.