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Finding the Fourth Proportional to 32,447.61, 44,773.68 and 19,015.80

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Solution

The fourth proportional to 32,447.61, 44,773.68 and 19,015.80 is: 26,239.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,447.61 : 44,773.68 = 19,015.80 : x
  2. Step 2: Convert to fraction form
    32,447.61/44,773.68 = 19,015.80/x
  3. Step 3: Cross multiply
    32,447.61x = 44,773.68 × 19,015.80
  4. Step 4: Simplify right side
    32,447.61x = 851,407,344.14
  5. Step 5: Solve for x
    x = 851,407,344.14/32,447.61
  6. Step 6: Final answer
    x = 26,239.45

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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.