Home / 25,371.60-35,011.52-14,040.86

Finding the Fourth Proportional to 25,371.60, 35,011.52 and 14,040.86

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Solution

The fourth proportional to 25,371.60, 35,011.52 and 14,040.86 is: 19,375.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,371.60 : 35,011.52 = 14,040.86 : x
  2. Step 2: Convert to fraction form
    25,371.60/35,011.52 = 14,040.86/x
  3. Step 3: Cross multiply
    25,371.60x = 35,011.52 × 14,040.86
  4. Step 4: Simplify right side
    25,371.60x = 491,591,850.71
  5. Step 5: Solve for x
    x = 491,591,850.71/25,371.60
  6. Step 6: Final answer
    x = 19,375.67

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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.