Home / 16,847.47-25,272.42-5,159.17

Finding the Fourth Proportional to 16,847.47, 25,272.42 and 5,159.17

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Solution

The fourth proportional to 16,847.47, 25,272.42 and 5,159.17 is: 7,739.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,847.47 : 25,272.42 = 5,159.17 : x
  2. Step 2: Convert to fraction form
    16,847.47/25,272.42 = 5,159.17/x
  3. Step 3: Cross multiply
    16,847.47x = 25,272.42 × 5,159.17
  4. Step 4: Simplify right side
    16,847.47x = 130,384,711.09
  5. Step 5: Solve for x
    x = 130,384,711.09/16,847.47
  6. Step 6: Final answer
    x = 7,739.13

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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.