Home / 14,696.04-20,277.38-8,729.72

Finding the Fourth Proportional to 14,696.04, 20,277.38 and 8,729.72

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Solution

The fourth proportional to 14,696.04, 20,277.38 and 8,729.72 is: 12,045.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,696.04 : 20,277.38 = 8,729.72 : x
  2. Step 2: Convert to fraction form
    14,696.04/20,277.38 = 8,729.72/x
  3. Step 3: Cross multiply
    14,696.04x = 20,277.38 × 8,729.72
  4. Step 4: Simplify right side
    14,696.04x = 177,015,849.73
  5. Step 5: Solve for x
    x = 177,015,849.73/14,696.04
  6. Step 6: Final answer
    x = 12,045.14

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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.