Home / 26,427.12-39,644.35-8,901.96

Finding the Fourth Proportional to 26,427.12, 39,644.35 and 8,901.96

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Solution

The fourth proportional to 26,427.12, 39,644.35 and 8,901.96 is: 13,354.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,427.12 : 39,644.35 = 8,901.96 : x
  2. Step 2: Convert to fraction form
    26,427.12/39,644.35 = 8,901.96/x
  3. Step 3: Cross multiply
    26,427.12x = 39,644.35 × 8,901.96
  4. Step 4: Simplify right side
    26,427.12x = 352,912,395.67
  5. Step 5: Solve for x
    x = 352,912,395.67/26,427.12
  6. Step 6: Final answer
    x = 13,354.18

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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.