Home / 18,126.00-25,013.76-10,571.73

Finding the Fourth Proportional to 18,126.00, 25,013.76 and 10,571.73

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Solution

The fourth proportional to 18,126.00, 25,013.76 and 10,571.73 is: 14,588.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,126.00 : 25,013.76 = 10,571.73 : x
  2. Step 2: Convert to fraction form
    18,126.00/25,013.76 = 10,571.73/x
  3. Step 3: Cross multiply
    18,126.00x = 25,013.76 × 10,571.73
  4. Step 4: Simplify right side
    18,126.00x = 264,438,805.97
  5. Step 5: Solve for x
    x = 264,438,805.97/18,126.00
  6. Step 6: Final answer
    x = 14,588.93

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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.