Home / 25,550.11-38,325.44-12,040.39

Finding the Fourth Proportional to 25,550.11, 38,325.44 and 12,040.39

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Solution

The fourth proportional to 25,550.11, 38,325.44 and 12,040.39 is: 18,060.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,550.11 : 38,325.44 = 12,040.39 : x
  2. Step 2: Convert to fraction form
    25,550.11/38,325.44 = 12,040.39/x
  3. Step 3: Cross multiply
    25,550.11x = 38,325.44 × 12,040.39
  4. Step 4: Simplify right side
    25,550.11x = 461,453,244.52
  5. Step 5: Solve for x
    x = 461,453,244.52/25,550.11
  6. Step 6: Final answer
    x = 18,060.71

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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.