Home / 27,454.85-41,139.20-16,355.48

Finding the Fourth Proportional to 27,454.85, 41,139.20 and 16,355.48

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Solution

The fourth proportional to 27,454.85, 41,139.20 and 16,355.48 is: 24,507.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,454.85 : 41,139.20 = 16,355.48 : x
  2. Step 2: Convert to fraction form
    27,454.85/41,139.20 = 16,355.48/x
  3. Step 3: Cross multiply
    27,454.85x = 41,139.20 × 16,355.48
  4. Step 4: Simplify right side
    27,454.85x = 672,851,075.34
  5. Step 5: Solve for x
    x = 672,851,075.34/27,454.85
  6. Step 6: Final answer
    x = 24,507.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.