Home / 13,752.11-20,595.58-8,736.54

Finding the Fourth Proportional to 13,752.11, 20,595.58 and 8,736.54

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Solution

The fourth proportional to 13,752.11, 20,595.58 and 8,736.54 is: 13,084.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,752.11 : 20,595.58 = 8,736.54 : x
  2. Step 2: Convert to fraction form
    13,752.11/20,595.58 = 8,736.54/x
  3. Step 3: Cross multiply
    13,752.11x = 20,595.58 × 8,736.54
  4. Step 4: Simplify right side
    13,752.11x = 179,934,086.65
  5. Step 5: Solve for x
    x = 179,934,086.65/13,752.11
  6. Step 6: Final answer
    x = 13,084.11

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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.