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Finding the Fourth Proportional to 32,480.13, 44,806.02 and 19,729.92

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Solution

The fourth proportional to 32,480.13, 44,806.02 and 19,729.92 is: 27,217.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,480.13 : 44,806.02 = 19,729.92 : x
  2. Step 2: Convert to fraction form
    32,480.13/44,806.02 = 19,729.92/x
  3. Step 3: Cross multiply
    32,480.13x = 44,806.02 × 19,729.92
  4. Step 4: Simplify right side
    32,480.13x = 884,019,190.12
  5. Step 5: Solve for x
    x = 884,019,190.12/32,480.13
  6. Step 6: Final answer
    x = 27,217.23

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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.