Home / 14,456.15-19,952.03-8,408.26

Finding the Fourth Proportional to 14,456.15, 19,952.03 and 8,408.26

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Solution

The fourth proportional to 14,456.15, 19,952.03 and 8,408.26 is: 11,604.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,456.15 : 19,952.03 = 8,408.26 : x
  2. Step 2: Convert to fraction form
    14,456.15/19,952.03 = 8,408.26/x
  3. Step 3: Cross multiply
    14,456.15x = 19,952.03 × 8,408.26
  4. Step 4: Simplify right side
    14,456.15x = 167,761,826.91
  5. Step 5: Solve for x
    x = 167,761,826.91/14,456.15
  6. Step 6: Final answer
    x = 11,604.88

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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.