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Finding the Fourth Proportional to 35,104.66, 48,444.80 and 19,189.38

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Solution

The fourth proportional to 35,104.66, 48,444.80 and 19,189.38 is: 26,481.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,104.66 : 48,444.80 = 19,189.38 : x
  2. Step 2: Convert to fraction form
    35,104.66/48,444.80 = 19,189.38/x
  3. Step 3: Cross multiply
    35,104.66x = 48,444.80 × 19,189.38
  4. Step 4: Simplify right side
    35,104.66x = 929,625,676.22
  5. Step 5: Solve for x
    x = 929,625,676.22/35,104.66
  6. Step 6: Final answer
    x = 26,481.55

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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.