Home / 26,276.28-39,415.02-8,747.52

Finding the Fourth Proportional to 26,276.28, 39,415.02 and 8,747.52

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Solution

The fourth proportional to 26,276.28, 39,415.02 and 8,747.52 is: 13,121.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,276.28 : 39,415.02 = 8,747.52 : x
  2. Step 2: Convert to fraction form
    26,276.28/39,415.02 = 8,747.52/x
  3. Step 3: Cross multiply
    26,276.28x = 39,415.02 × 8,747.52
  4. Step 4: Simplify right side
    26,276.28x = 344,783,675.75
  5. Step 5: Solve for x
    x = 344,783,675.75/26,276.28
  6. Step 6: Final answer
    x = 13,121.48

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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.