Home / 23,432.06-32,336.25-12,821.70

Finding the Fourth Proportional to 23,432.06, 32,336.25 and 12,821.70

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Solution

The fourth proportional to 23,432.06, 32,336.25 and 12,821.70 is: 17,693.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,432.06 : 32,336.25 = 12,821.70 : x
  2. Step 2: Convert to fraction form
    23,432.06/32,336.25 = 12,821.70/x
  3. Step 3: Cross multiply
    23,432.06x = 32,336.25 × 12,821.70
  4. Step 4: Simplify right side
    23,432.06x = 414,605,496.97
  5. Step 5: Solve for x
    x = 414,605,496.97/23,432.06
  6. Step 6: Final answer
    x = 17,693.94

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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.