Home / 15,767.60-23,651.40-8,744.28

Finding the Fourth Proportional to 15,767.60, 23,651.40 and 8,744.28

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Solution

The fourth proportional to 15,767.60, 23,651.40 and 8,744.28 is: 13,116.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,767.60 : 23,651.40 = 8,744.28 : x
  2. Step 2: Convert to fraction form
    15,767.60/23,651.40 = 8,744.28/x
  3. Step 3: Cross multiply
    15,767.60x = 23,651.40 × 8,744.28
  4. Step 4: Simplify right side
    15,767.60x = 206,814,463.99
  5. Step 5: Solve for x
    x = 206,814,463.99/15,767.60
  6. Step 6: Final answer
    x = 13,116.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.