Home / 14,197.52-19,587.87-9,165.09

Finding the Fourth Proportional to 14,197.52, 19,587.87 and 9,165.09

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Solution

The fourth proportional to 14,197.52, 19,587.87 and 9,165.09 is: 12,644.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,197.52 : 19,587.87 = 9,165.09 : x
  2. Step 2: Convert to fraction form
    14,197.52/19,587.87 = 9,165.09/x
  3. Step 3: Cross multiply
    14,197.52x = 19,587.87 × 9,165.09
  4. Step 4: Simplify right side
    14,197.52x = 179,524,591.46
  5. Step 5: Solve for x
    x = 179,524,591.46/14,197.52
  6. Step 6: Final answer
    x = 12,644.79

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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.