Home / 36,253.46-50,031.06-21,155.78

Finding the Fourth Proportional to 36,253.46, 50,031.06 and 21,155.78

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Solution

The fourth proportional to 36,253.46, 50,031.06 and 21,155.78 is: 29,195.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,253.46 : 50,031.06 = 21,155.78 : x
  2. Step 2: Convert to fraction form
    36,253.46/50,031.06 = 21,155.78/x
  3. Step 3: Cross multiply
    36,253.46x = 50,031.06 × 21,155.78
  4. Step 4: Simplify right side
    36,253.46x = 1,058,446,098.53
  5. Step 5: Solve for x
    x = 1,058,446,098.53/36,253.46
  6. Step 6: Final answer
    x = 29,195.73

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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.