Home / 18,149.74-25,046.79-10,192.70

Finding the Fourth Proportional to 18,149.74, 25,046.79 and 10,192.70

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Solution

The fourth proportional to 18,149.74, 25,046.79 and 10,192.70 is: 14,066.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149.74 : 25,046.79 = 10,192.70 : x
  2. Step 2: Convert to fraction form
    18,149.74/25,046.79 = 10,192.70/x
  3. Step 3: Cross multiply
    18,149.74x = 25,046.79 × 10,192.70
  4. Step 4: Simplify right side
    18,149.74x = 255,294,416.43
  5. Step 5: Solve for x
    x = 255,294,416.43/18,149.74
  6. Step 6: Final answer
    x = 14,066.01

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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.