Home / 18,232.86-25,160.85-10,274.61

Finding the Fourth Proportional to 18,232.86, 25,160.85 and 10,274.61

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Solution

The fourth proportional to 18,232.86, 25,160.85 and 10,274.61 is: 14,178.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232.86 : 25,160.85 = 10,274.61 : x
  2. Step 2: Convert to fraction form
    18,232.86/25,160.85 = 10,274.61/x
  3. Step 3: Cross multiply
    18,232.86x = 25,160.85 × 10,274.61
  4. Step 4: Simplify right side
    18,232.86x = 258,517,921.02
  5. Step 5: Solve for x
    x = 258,517,921.02/18,232.86
  6. Step 6: Final answer
    x = 14,178.68

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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.