Home / 13,475.99-20,195.15-6,077.85

Finding the Fourth Proportional to 13,475.99, 20,195.15 and 6,077.85

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Solution

The fourth proportional to 13,475.99, 20,195.15 and 6,077.85 is: 9,108.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475.99 : 20,195.15 = 6,077.85 : x
  2. Step 2: Convert to fraction form
    13,475.99/20,195.15 = 6,077.85/x
  3. Step 3: Cross multiply
    13,475.99x = 20,195.15 × 6,077.85
  4. Step 4: Simplify right side
    13,475.99x = 122,743,062.04
  5. Step 5: Solve for x
    x = 122,743,062.04/13,475.99
  6. Step 6: Final answer
    x = 9,108.28

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1.5x scale

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.