Home / 23,310.87-32,169.33-12,700.68

Finding the Fourth Proportional to 23,310.87, 32,169.33 and 12,700.68

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Solution

The fourth proportional to 23,310.87, 32,169.33 and 12,700.68 is: 17,527.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,310.87 : 32,169.33 = 12,700.68 : x
  2. Step 2: Convert to fraction form
    23,310.87/32,169.33 = 12,700.68/x
  3. Step 3: Cross multiply
    23,310.87x = 32,169.33 × 12,700.68
  4. Step 4: Simplify right side
    23,310.87x = 408,572,366.14
  5. Step 5: Solve for x
    x = 408,572,366.14/23,310.87
  6. Step 6: Final answer
    x = 17,527.12

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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.