Home / 22,113.20-33,125.34-10,986.20

Finding the Fourth Proportional to 22,113.20, 33,125.34 and 10,986.20

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Solution

The fourth proportional to 22,113.20, 33,125.34 and 10,986.20 is: 16,457.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,113.20 : 33,125.34 = 10,986.20 : x
  2. Step 2: Convert to fraction form
    22,113.20/33,125.34 = 10,986.20/x
  3. Step 3: Cross multiply
    22,113.20x = 33,125.34 × 10,986.20
  4. Step 4: Simplify right side
    22,113.20x = 363,921,610.31
  5. Step 5: Solve for x
    x = 363,921,610.31/22,113.20
  6. Step 6: Final answer
    x = 16,457.21

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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.