Home / 18,151.03-25,048.47-10,084.78

Finding the Fourth Proportional to 18,151.03, 25,048.47 and 10,084.78

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Solution

The fourth proportional to 18,151.03, 25,048.47 and 10,084.78 is: 13,917.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,151.03 : 25,048.47 = 10,084.78 : x
  2. Step 2: Convert to fraction form
    18,151.03/25,048.47 = 10,084.78/x
  3. Step 3: Cross multiply
    18,151.03x = 25,048.47 × 10,084.78
  4. Step 4: Simplify right side
    18,151.03x = 252,608,309.29
  5. Step 5: Solve for x
    x = 252,608,309.29/18,151.03
  6. Step 6: Final answer
    x = 13,917.02

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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.