Home / 14,454.76-19,947.38-8,167

Finding the Fourth Proportional to 14,454.76, 19,947.38 and 8,167

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Solution

The fourth proportional to 14,454.76, 19,947.38 and 8,167 is: 11,270.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,454.76 : 19,947.38 = 8,167 : x
  2. Step 2: Convert to fraction form
    14,454.76/19,947.38 = 8,167/x
  3. Step 3: Cross multiply
    14,454.76x = 19,947.38 × 8,167
  4. Step 4: Simplify right side
    14,454.76x = 162,910,252.46
  5. Step 5: Solve for x
    x = 162,910,252.46/14,454.76
  6. Step 6: Final answer
    x = 11,270.35

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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.