Home / 14,868.92-20,519.08-8,581.29

Finding the Fourth Proportional to 14,868.92, 20,519.08 and 8,581.29

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Solution

The fourth proportional to 14,868.92, 20,519.08 and 8,581.29 is: 11,842.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,868.92 : 20,519.08 = 8,581.29 : x
  2. Step 2: Convert to fraction form
    14,868.92/20,519.08 = 8,581.29/x
  3. Step 3: Cross multiply
    14,868.92x = 20,519.08 × 8,581.29
  4. Step 4: Simplify right side
    14,868.92x = 176,080,176.01
  5. Step 5: Solve for x
    x = 176,080,176.01/14,868.92
  6. Step 6: Final answer
    x = 11,842.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.