Home / 14,454.11-19,945.94-8,487.24

Finding the Fourth Proportional to 14,454.11, 19,945.94 and 8,487.24

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Solution

The fourth proportional to 14,454.11, 19,945.94 and 8,487.24 is: 11,711.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,454.11 : 19,945.94 = 8,487.24 : x
  2. Step 2: Convert to fraction form
    14,454.11/19,945.94 = 8,487.24/x
  3. Step 3: Cross multiply
    14,454.11x = 19,945.94 × 8,487.24
  4. Step 4: Simplify right side
    14,454.11x = 169,285,937.37
  5. Step 5: Solve for x
    x = 169,285,937.37/14,454.11
  6. Step 6: Final answer
    x = 11,711.96

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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.