Home / 36,719.33-50,671.85-21,408.71

Finding the Fourth Proportional to 36,719.33, 50,671.85 and 21,408.71

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Solution

The fourth proportional to 36,719.33, 50,671.85 and 21,408.71 is: 29,543.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,719.33 : 50,671.85 = 21,408.71 : x
  2. Step 2: Convert to fraction form
    36,719.33/50,671.85 = 21,408.71/x
  3. Step 3: Cross multiply
    36,719.33x = 50,671.85 × 21,408.71
  4. Step 4: Simplify right side
    36,719.33x = 1,084,818,581.41
  5. Step 5: Solve for x
    x = 1,084,818,581.41/36,719.33
  6. Step 6: Final answer
    x = 29,543.53

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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.