Home / 14,718.28-20,304.66-8,748.04

Finding the Fourth Proportional to 14,718.28, 20,304.66 and 8,748.04

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Solution

The fourth proportional to 14,718.28, 20,304.66 and 8,748.04 is: 12,068.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,718.28 : 20,304.66 = 8,748.04 : x
  2. Step 2: Convert to fraction form
    14,718.28/20,304.66 = 8,748.04/x
  3. Step 3: Cross multiply
    14,718.28x = 20,304.66 × 8,748.04
  4. Step 4: Simplify right side
    14,718.28x = 177,625,977.87
  5. Step 5: Solve for x
    x = 177,625,977.87/14,718.28
  6. Step 6: Final answer
    x = 12,068.39

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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.