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Finding the Fourth Proportional to 66,826.56, 100,248.48 and 22,434.24

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Solution

The fourth proportional to 66,826.56, 100,248.48 and 22,434.24 is: 33,654.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,826.56 : 100,248.48 = 22,434.24 : x
  2. Step 2: Convert to fraction form
    66,826.56/100,248.48 = 22,434.24/x
  3. Step 3: Cross multiply
    66,826.56x = 100,248.48 × 22,434.24
  4. Step 4: Simplify right side
    66,826.56x = 2,248,998,459.96
  5. Step 5: Solve for x
    x = 2,248,998,459.96/66,826.56
  6. Step 6: Final answer
    x = 33,654.26

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1.5x scale

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.