Home / 23,432.32-32,337.12-12,821.96

Finding the Fourth Proportional to 23,432.32, 32,337.12 and 12,821.96

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Solution

The fourth proportional to 23,432.32, 32,337.12 and 12,821.96 is: 17,694.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,432.32 : 32,337.12 = 12,821.96 : x
  2. Step 2: Convert to fraction form
    23,432.32/32,337.12 = 12,821.96/x
  3. Step 3: Cross multiply
    23,432.32x = 32,337.12 × 12,821.96
  4. Step 4: Simplify right side
    23,432.32x = 414,625,259.16
  5. Step 5: Solve for x
    x = 414,625,259.16/23,432.32
  6. Step 6: Final answer
    x = 17,694.59

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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.