Home / 26,765.52-40,140.28-8,040.55

Finding the Fourth Proportional to 26,765.52, 40,140.28 and 8,040.55

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Solution

The fourth proportional to 26,765.52, 40,140.28 and 8,040.55 is: 12,058.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,765.52 : 40,140.28 = 8,040.55 : x
  2. Step 2: Convert to fraction form
    26,765.52/40,140.28 = 8,040.55/x
  3. Step 3: Cross multiply
    26,765.52x = 40,140.28 × 8,040.55
  4. Step 4: Simplify right side
    26,765.52x = 322,749,828.00
  5. Step 5: Solve for x
    x = 322,749,828.00/26,765.52
  6. Step 6: Final answer
    x = 12,058.42

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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.