Home / 13,543.66-20,324.15-5,752.47

Finding the Fourth Proportional to 13,543.66, 20,324.15 and 5,752.47

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Solution

The fourth proportional to 13,543.66, 20,324.15 and 5,752.47 is: 8,632.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,543.66 : 20,324.15 = 5,752.47 : x
  2. Step 2: Convert to fraction form
    13,543.66/20,324.15 = 5,752.47/x
  3. Step 3: Cross multiply
    13,543.66x = 20,324.15 × 5,752.47
  4. Step 4: Simplify right side
    13,543.66x = 116,914,063.15
  5. Step 5: Solve for x
    x = 116,914,063.15/13,543.66
  6. Step 6: Final answer
    x = 8,632.38

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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.