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Finding the Fourth Proportional to 32,644.26, 45,047.16 and 18,496.80

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Solution

The fourth proportional to 32,644.26, 45,047.16 and 18,496.80 is: 25,524.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,644.26 : 45,047.16 = 18,496.80 : x
  2. Step 2: Convert to fraction form
    32,644.26/45,047.16 = 18,496.80/x
  3. Step 3: Cross multiply
    32,644.26x = 45,047.16 × 18,496.80
  4. Step 4: Simplify right side
    32,644.26x = 833,228,309.09
  5. Step 5: Solve for x
    x = 833,228,309.09/32,644.26
  6. Step 6: Final answer
    x = 25,524.50

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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.