Home / 36,820.18-50,803.03-21,711.66

Finding the Fourth Proportional to 36,820.18, 50,803.03 and 21,711.66

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Solution

The fourth proportional to 36,820.18, 50,803.03 and 21,711.66 is: 29,956.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,820.18 : 50,803.03 = 21,711.66 : x
  2. Step 2: Convert to fraction form
    36,820.18/50,803.03 = 21,711.66/x
  3. Step 3: Cross multiply
    36,820.18x = 50,803.03 × 21,711.66
  4. Step 4: Simplify right side
    36,820.18x = 1,103,018,114.33
  5. Step 5: Solve for x
    x = 1,103,018,114.33/36,820.18
  6. Step 6: Final answer
    x = 29,956.89

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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.