Home / 23,218.86-32,042.70-12,609.21

Finding the Fourth Proportional to 23,218.86, 32,042.70 and 12,609.21

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Solution

The fourth proportional to 23,218.86, 32,042.70 and 12,609.21 is: 17,401.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,218.86 : 32,042.70 = 12,609.21 : x
  2. Step 2: Convert to fraction form
    23,218.86/32,042.70 = 12,609.21/x
  3. Step 3: Cross multiply
    23,218.86x = 32,042.70 × 12,609.21
  4. Step 4: Simplify right side
    23,218.86x = 404,033,133.27
  5. Step 5: Solve for x
    x = 404,033,133.27/23,218.86
  6. Step 6: Final answer
    x = 17,401.08

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Double scale
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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.