Home / 23,269.49-32,112.12-12,659.21

Finding the Fourth Proportional to 23,269.49, 32,112.12 and 12,659.21

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Solution

The fourth proportional to 23,269.49, 32,112.12 and 12,659.21 is: 17,469.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,269.49 : 32,112.12 = 12,659.21 : x
  2. Step 2: Convert to fraction form
    23,269.49/32,112.12 = 12,659.21/x
  3. Step 3: Cross multiply
    23,269.49x = 32,112.12 × 12,659.21
  4. Step 4: Simplify right side
    23,269.49x = 406,514,070.63
  5. Step 5: Solve for x
    x = 406,514,070.63/23,269.49
  6. Step 6: Final answer
    x = 17,469.83

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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.