Home / 26,778.72-36,957.24-15,600

Finding the Fourth Proportional to 26,778.72, 36,957.24 and 15,600

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Solution

The fourth proportional to 26,778.72, 36,957.24 and 15,600 is: 21,529.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,778.72 : 36,957.24 = 15,600 : x
  2. Step 2: Convert to fraction form
    26,778.72/36,957.24 = 15,600/x
  3. Step 3: Cross multiply
    26,778.72x = 36,957.24 × 15,600
  4. Step 4: Simplify right side
    26,778.72x = 576,532,944
  5. Step 5: Solve for x
    x = 576,532,944/26,778.72
  6. Step 6: Final answer
    x = 21,529.52

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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.