Home / 14,134.58-19,505.34-8,472.52

Finding the Fourth Proportional to 14,134.58, 19,505.34 and 8,472.52

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Solution

The fourth proportional to 14,134.58, 19,505.34 and 8,472.52 is: 11,691.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134.58 : 19,505.34 = 8,472.52 : x
  2. Step 2: Convert to fraction form
    14,134.58/19,505.34 = 8,472.52/x
  3. Step 3: Cross multiply
    14,134.58x = 19,505.34 × 8,472.52
  4. Step 4: Simplify right side
    14,134.58x = 165,259,383.26
  5. Step 5: Solve for x
    x = 165,259,383.26/14,134.58
  6. Step 6: Final answer
    x = 11,691.85

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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.