Home / 23,432.01-32,336.18-12,821.66

Finding the Fourth Proportional to 23,432.01, 32,336.18 and 12,821.66

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Solution

The fourth proportional to 23,432.01, 32,336.18 and 12,821.66 is: 17,693.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,432.01 : 32,336.18 = 12,821.66 : x
  2. Step 2: Convert to fraction form
    23,432.01/32,336.18 = 12,821.66/x
  3. Step 3: Cross multiply
    23,432.01x = 32,336.18 × 12,821.66
  4. Step 4: Simplify right side
    23,432.01x = 414,603,279.87
  5. Step 5: Solve for x
    x = 414,603,279.87/23,432.01
  6. Step 6: Final answer
    x = 17,693.88

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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.