Home / 14,716.53-20,308.70-8,002.16

Finding the Fourth Proportional to 14,716.53, 20,308.70 and 8,002.16

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Solution

The fourth proportional to 14,716.53, 20,308.70 and 8,002.16 is: 11,042.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716.53 : 20,308.70 = 8,002.16 : x
  2. Step 2: Convert to fraction form
    14,716.53/20,308.70 = 8,002.16/x
  3. Step 3: Cross multiply
    14,716.53x = 20,308.70 × 8,002.16
  4. Step 4: Simplify right side
    14,716.53x = 162,513,385.25
  5. Step 5: Solve for x
    x = 162,513,385.25/14,716.53
  6. Step 6: Final answer
    x = 11,042.91

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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.