Home / 14,532.91-20,057.61-8,870.95

Finding the Fourth Proportional to 14,532.91, 20,057.61 and 8,870.95

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Solution

The fourth proportional to 14,532.91, 20,057.61 and 8,870.95 is: 12,243.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,532.91 : 20,057.61 = 8,870.95 : x
  2. Step 2: Convert to fraction form
    14,532.91/20,057.61 = 8,870.95/x
  3. Step 3: Cross multiply
    14,532.91x = 20,057.61 × 8,870.95
  4. Step 4: Simplify right side
    14,532.91x = 177,930,094.38
  5. Step 5: Solve for x
    x = 177,930,094.38/14,532.91
  6. Step 6: Final answer
    x = 12,243.25

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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.