Home / 26,648.24-36,775.76-15,321.41

Finding the Fourth Proportional to 26,648.24, 36,775.76 and 15,321.41

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Solution

The fourth proportional to 26,648.24, 36,775.76 and 15,321.41 is: 21,144.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,648.24 : 36,775.76 = 15,321.41 : x
  2. Step 2: Convert to fraction form
    26,648.24/36,775.76 = 15,321.41/x
  3. Step 3: Cross multiply
    26,648.24x = 36,775.76 × 15,321.41
  4. Step 4: Simplify right side
    26,648.24x = 563,456,236.54
  5. Step 5: Solve for x
    x = 563,456,236.54/26,648.24
  6. Step 6: Final answer
    x = 21,144.22

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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.