Home / 13,552.30-20,340.12-9,395.22

Finding the Fourth Proportional to 13,552.30, 20,340.12 and 9,395.22

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Solution

The fourth proportional to 13,552.30, 20,340.12 and 9,395.22 is: 14,100.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,552.30 : 20,340.12 = 9,395.22 : x
  2. Step 2: Convert to fraction form
    13,552.30/20,340.12 = 9,395.22/x
  3. Step 3: Cross multiply
    13,552.30x = 20,340.12 × 9,395.22
  4. Step 4: Simplify right side
    13,552.30x = 191,099,947.20
  5. Step 5: Solve for x
    x = 191,099,947.20/13,552.30
  6. Step 6: Final answer
    x = 14,100.93

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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.