Home / 14,724.38-20,323.95-8,760.26

Finding the Fourth Proportional to 14,724.38, 20,323.95 and 8,760.26

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Solution

The fourth proportional to 14,724.38, 20,323.95 and 8,760.26 is: 12,091.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,724.38 : 20,323.95 = 8,760.26 : x
  2. Step 2: Convert to fraction form
    14,724.38/20,323.95 = 8,760.26/x
  3. Step 3: Cross multiply
    14,724.38x = 20,323.95 × 8,760.26
  4. Step 4: Simplify right side
    14,724.38x = 178,043,086.23
  5. Step 5: Solve for x
    x = 178,043,086.23/14,724.38
  6. Step 6: Final answer
    x = 12,091.72

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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.