Home / 23,770.41-32,803.16-13,160.72

Finding the Fourth Proportional to 23,770.41, 32,803.16 and 13,160.72

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Solution

The fourth proportional to 23,770.41, 32,803.16 and 13,160.72 is: 18,161.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,770.41 : 32,803.16 = 13,160.72 : x
  2. Step 2: Convert to fraction form
    23,770.41/32,803.16 = 13,160.72/x
  3. Step 3: Cross multiply
    23,770.41x = 32,803.16 × 13,160.72
  4. Step 4: Simplify right side
    23,770.41x = 431,713,294.11
  5. Step 5: Solve for x
    x = 431,713,294.11/23,770.41
  6. Step 6: Final answer
    x = 18,161.80

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Double scale
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Similar ratio
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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.