Home / 23,487.56-32,412.83-12,876.97

Finding the Fourth Proportional to 23,487.56, 32,412.83 and 12,876.97

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Solution

The fourth proportional to 23,487.56, 32,412.83 and 12,876.97 is: 17,770.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,487.56 : 32,412.83 = 12,876.97 : x
  2. Step 2: Convert to fraction form
    23,487.56/32,412.83 = 12,876.97/x
  3. Step 3: Cross multiply
    23,487.56x = 32,412.83 × 12,876.97
  4. Step 4: Simplify right side
    23,487.56x = 417,378,813.08
  5. Step 5: Solve for x
    x = 417,378,813.08/23,487.56
  6. Step 6: Final answer
    x = 17,770.21

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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.