Home / 14,169.48-21,251.04-8,602.86

Finding the Fourth Proportional to 14,169.48, 21,251.04 and 8,602.86

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Solution

The fourth proportional to 14,169.48, 21,251.04 and 8,602.86 is: 12,902.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,169.48 : 21,251.04 = 8,602.86 : x
  2. Step 2: Convert to fraction form
    14,169.48/21,251.04 = 8,602.86/x
  3. Step 3: Cross multiply
    14,169.48x = 21,251.04 × 8,602.86
  4. Step 4: Simplify right side
    14,169.48x = 182,819,721.97
  5. Step 5: Solve for x
    x = 182,819,721.97/14,169.48
  6. Step 6: Final answer
    x = 12,902.36

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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.