Home / 23,486.92-32,411.67-12,876.55

Finding the Fourth Proportional to 23,486.92, 32,411.67 and 12,876.55

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Solution

The fourth proportional to 23,486.92, 32,411.67 and 12,876.55 is: 17,769.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,486.92 : 32,411.67 = 12,876.55 : x
  2. Step 2: Convert to fraction form
    23,486.92/32,411.67 = 12,876.55/x
  3. Step 3: Cross multiply
    23,486.92x = 32,411.67 × 12,876.55
  4. Step 4: Simplify right side
    23,486.92x = 417,350,489.34
  5. Step 5: Solve for x
    x = 417,350,489.34/23,486.92
  6. Step 6: Final answer
    x = 17,769.49

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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.