Home / 14,252.18-21,358.83-8,707.46

Finding the Fourth Proportional to 14,252.18, 21,358.83 and 8,707.46

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Solution

The fourth proportional to 14,252.18, 21,358.83 and 8,707.46 is: 13,049.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,252.18 : 21,358.83 = 8,707.46 : x
  2. Step 2: Convert to fraction form
    14,252.18/21,358.83 = 8,707.46/x
  3. Step 3: Cross multiply
    14,252.18x = 21,358.83 × 8,707.46
  4. Step 4: Simplify right side
    14,252.18x = 185,981,157.87
  5. Step 5: Solve for x
    x = 185,981,157.87/14,252.18
  6. Step 6: Final answer
    x = 13,049.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.