Home / 14,708.54-20,304.33-8,742.14

Finding the Fourth Proportional to 14,708.54, 20,304.33 and 8,742.14

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Solution

The fourth proportional to 14,708.54, 20,304.33 and 8,742.14 is: 12,068.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,708.54 : 20,304.33 = 8,742.14 : x
  2. Step 2: Convert to fraction form
    14,708.54/20,304.33 = 8,742.14/x
  3. Step 3: Cross multiply
    14,708.54x = 20,304.33 × 8,742.14
  4. Step 4: Simplify right side
    14,708.54x = 177,503,295.47
  5. Step 5: Solve for x
    x = 177,503,295.47/14,708.54
  6. Step 6: Final answer
    x = 12,068.04

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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.