Home / 18,771.21-25,904.28-10,273.33

Finding the Fourth Proportional to 18,771.21, 25,904.28 and 10,273.33

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Solution

The fourth proportional to 18,771.21, 25,904.28 and 10,273.33 is: 14,177.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,771.21 : 25,904.28 = 10,273.33 : x
  2. Step 2: Convert to fraction form
    18,771.21/25,904.28 = 10,273.33/x
  3. Step 3: Cross multiply
    18,771.21x = 25,904.28 × 10,273.33
  4. Step 4: Simplify right side
    18,771.21x = 266,123,084.26
  5. Step 5: Solve for x
    x = 266,123,084.26/18,771.21
  6. Step 6: Final answer
    x = 14,177.19

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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.