Home / 12,500.28-17,242.74-8,523.24

Finding the Fourth Proportional to 12,500.28, 17,242.74 and 8,523.24

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Solution

The fourth proportional to 12,500.28, 17,242.74 and 8,523.24 is: 11,756.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500.28 : 17,242.74 = 8,523.24 : x
  2. Step 2: Convert to fraction form
    12,500.28/17,242.74 = 8,523.24/x
  3. Step 3: Cross multiply
    12,500.28x = 17,242.74 × 8,523.24
  4. Step 4: Simplify right side
    12,500.28x = 146,964,011.28
  5. Step 5: Solve for x
    x = 146,964,011.28/12,500.28
  6. Step 6: Final answer
    x = 11,756.86

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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.