Home / 18,243.48-25,173.36-10,177.12

Finding the Fourth Proportional to 18,243.48, 25,173.36 and 10,177.12

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Solution

The fourth proportional to 18,243.48, 25,173.36 and 10,177.12 is: 14,042.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,243.48 : 25,173.36 = 10,177.12 : x
  2. Step 2: Convert to fraction form
    18,243.48/25,173.36 = 10,177.12/x
  3. Step 3: Cross multiply
    18,243.48x = 25,173.36 × 10,177.12
  4. Step 4: Simplify right side
    18,243.48x = 256,192,305.52
  5. Step 5: Solve for x
    x = 256,192,305.52/18,243.48
  6. Step 6: Final answer
    x = 14,042.95

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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.