Home / 20,002.92-27,602.20-11,050.24

Finding the Fourth Proportional to 20,002.92, 27,602.20 and 11,050.24

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Solution

The fourth proportional to 20,002.92, 27,602.20 and 11,050.24 is: 15,248.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002.92 : 27,602.20 = 11,050.24 : x
  2. Step 2: Convert to fraction form
    20,002.92/27,602.20 = 11,050.24/x
  3. Step 3: Cross multiply
    20,002.92x = 27,602.20 × 11,050.24
  4. Step 4: Simplify right side
    20,002.92x = 305,010,934.53
  5. Step 5: Solve for x
    x = 305,010,934.53/20,002.92
  6. Step 6: Final answer
    x = 15,248.32

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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.