Home / 14,552.46-20,081.79-8,265.18

Finding the Fourth Proportional to 14,552.46, 20,081.79 and 8,265.18

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Solution

The fourth proportional to 14,552.46, 20,081.79 and 8,265.18 is: 11,405.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,552.46 : 20,081.79 = 8,265.18 : x
  2. Step 2: Convert to fraction form
    14,552.46/20,081.79 = 8,265.18/x
  3. Step 3: Cross multiply
    14,552.46x = 20,081.79 × 8,265.18
  4. Step 4: Simplify right side
    14,552.46x = 165,979,609.07
  5. Step 5: Solve for x
    x = 165,979,609.07/14,552.46
  6. Step 6: Final answer
    x = 11,405.60

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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.