Home / 18,108.32-24,989.49-10,150.55

Finding the Fourth Proportional to 18,108.32, 24,989.49 and 10,150.55

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Solution

The fourth proportional to 18,108.32, 24,989.49 and 10,150.55 is: 14,007.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,108.32 : 24,989.49 = 10,150.55 : x
  2. Step 2: Convert to fraction form
    18,108.32/24,989.49 = 10,150.55/x
  3. Step 3: Cross multiply
    18,108.32x = 24,989.49 × 10,150.55
  4. Step 4: Simplify right side
    18,108.32x = 253,656,942.77
  5. Step 5: Solve for x
    x = 253,656,942.77/18,108.32
  6. Step 6: Final answer
    x = 14,007.76

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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.