Home / 36,221.32-54,339.66-11,260.76

Finding the Fourth Proportional to 36,221.32, 54,339.66 and 11,260.76

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Solution

The fourth proportional to 36,221.32, 54,339.66 and 11,260.76 is: 16,893.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,221.32 : 54,339.66 = 11,260.76 : x
  2. Step 2: Convert to fraction form
    36,221.32/54,339.66 = 11,260.76/x
  3. Step 3: Cross multiply
    36,221.32x = 54,339.66 × 11,260.76
  4. Step 4: Simplify right side
    36,221.32x = 611,905,869.74
  5. Step 5: Solve for x
    x = 611,905,869.74/36,221.32
  6. Step 6: Final answer
    x = 16,893.53

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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.