Home / 26,548.20-36,633.60-15,220.76

Finding the Fourth Proportional to 26,548.20, 36,633.60 and 15,220.76

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Solution

The fourth proportional to 26,548.20, 36,633.60 and 15,220.76 is: 21,002.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,548.20 : 36,633.60 = 15,220.76 : x
  2. Step 2: Convert to fraction form
    26,548.20/36,633.60 = 15,220.76/x
  3. Step 3: Cross multiply
    26,548.20x = 36,633.60 × 15,220.76
  4. Step 4: Simplify right side
    26,548.20x = 557,591,050.37
  5. Step 5: Solve for x
    x = 557,591,050.37/26,548.20
  6. Step 6: Final answer
    x = 21,002.97

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.