Home / 25,588.22-38,379.09-10,016.78

Finding the Fourth Proportional to 25,588.22, 38,379.09 and 10,016.78

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Solution

The fourth proportional to 25,588.22, 38,379.09 and 10,016.78 is: 15,023.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,588.22 : 38,379.09 = 10,016.78 : x
  2. Step 2: Convert to fraction form
    25,588.22/38,379.09 = 10,016.78/x
  3. Step 3: Cross multiply
    25,588.22x = 38,379.09 × 10,016.78
  4. Step 4: Simplify right side
    25,588.22x = 384,434,901.13
  5. Step 5: Solve for x
    x = 384,434,901.13/25,588.22
  6. Step 6: Final answer
    x = 15,023.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.