Home / 26,161.20-36,102.60-15,548.76

Finding the Fourth Proportional to 26,161.20, 36,102.60 and 15,548.76

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Solution

The fourth proportional to 26,161.20, 36,102.60 and 15,548.76 is: 21,457.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,161.20 : 36,102.60 = 15,548.76 : x
  2. Step 2: Convert to fraction form
    26,161.20/36,102.60 = 15,548.76/x
  3. Step 3: Cross multiply
    26,161.20x = 36,102.60 × 15,548.76
  4. Step 4: Simplify right side
    26,161.20x = 561,350,662.78
  5. Step 5: Solve for x
    x = 561,350,662.78/26,161.20
  6. Step 6: Final answer
    x = 21,457.37

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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.