Home / 52,591.86-78,858.63-17,512.38

Finding the Fourth Proportional to 52,591.86, 78,858.63 and 17,512.38

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Solution

The fourth proportional to 52,591.86, 78,858.63 and 17,512.38 is: 26,258.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,591.86 : 78,858.63 = 17,512.38 : x
  2. Step 2: Convert to fraction form
    52,591.86/78,858.63 = 17,512.38/x
  3. Step 3: Cross multiply
    52,591.86x = 78,858.63 × 17,512.38
  4. Step 4: Simplify right side
    52,591.86x = 1,381,002,294.84
  5. Step 5: Solve for x
    x = 1,381,002,294.84/52,591.86
  6. Step 6: Final answer
    x = 26,258.86

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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.