Home / 14,619.76-21,919.92-8,049.04

Finding the Fourth Proportional to 14,619.76, 21,919.92 and 8,049.04

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Solution

The fourth proportional to 14,619.76, 21,919.92 and 8,049.04 is: 12,068.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,619.76 : 21,919.92 = 8,049.04 : x
  2. Step 2: Convert to fraction form
    14,619.76/21,919.92 = 8,049.04/x
  3. Step 3: Cross multiply
    14,619.76x = 21,919.92 × 8,049.04
  4. Step 4: Simplify right side
    14,619.76x = 176,434,312.88
  5. Step 5: Solve for x
    x = 176,434,312.88/14,619.76
  6. Step 6: Final answer
    x = 12,068.21

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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.