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Finding the Fourth Proportional to 23,769.01, 32,809.42 and 13,701.47

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Solution

The fourth proportional to 23,769.01, 32,809.42 and 13,701.47 is: 18,912.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,769.01 : 32,809.42 = 13,701.47 : x
  2. Step 2: Convert to fraction form
    23,769.01/32,809.42 = 13,701.47/x
  3. Step 3: Cross multiply
    23,769.01x = 32,809.42 × 13,701.47
  4. Step 4: Simplify right side
    23,769.01x = 449,537,283.85
  5. Step 5: Solve for x
    x = 449,537,283.85/23,769.01
  6. Step 6: Final answer
    x = 18,912.75

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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.