Home / 14,147.39-19,525.13-8,099.88

Finding the Fourth Proportional to 14,147.39, 19,525.13 and 8,099.88

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Solution

The fourth proportional to 14,147.39, 19,525.13 and 8,099.88 is: 11,178.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,147.39 : 19,525.13 = 8,099.88 : x
  2. Step 2: Convert to fraction form
    14,147.39/19,525.13 = 8,099.88/x
  3. Step 3: Cross multiply
    14,147.39x = 19,525.13 × 8,099.88
  4. Step 4: Simplify right side
    14,147.39x = 158,151,213.69
  5. Step 5: Solve for x
    x = 158,151,213.69/14,147.39
  6. Step 6: Final answer
    x = 11,178.82

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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.