Home / 13,544.06-20,320.15-5,753.48

Finding the Fourth Proportional to 13,544.06, 20,320.15 and 5,753.48

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Solution

The fourth proportional to 13,544.06, 20,320.15 and 5,753.48 is: 8,631.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,544.06 : 20,320.15 = 5,753.48 : x
  2. Step 2: Convert to fraction form
    13,544.06/20,320.15 = 5,753.48/x
  3. Step 3: Cross multiply
    13,544.06x = 20,320.15 × 5,753.48
  4. Step 4: Simplify right side
    13,544.06x = 116,911,613.04
  5. Step 5: Solve for x
    x = 116,911,613.04/13,544.06
  6. Step 6: Final answer
    x = 8,631.95

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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.