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Finding the Fourth Proportional to 35,284.68, 48,693.15 and 19,370.88

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Solution

The fourth proportional to 35,284.68, 48,693.15 and 19,370.88 is: 26,731.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,284.68 : 48,693.15 = 19,370.88 : x
  2. Step 2: Convert to fraction form
    35,284.68/48,693.15 = 19,370.88/x
  3. Step 3: Cross multiply
    35,284.68x = 48,693.15 × 19,370.88
  4. Step 4: Simplify right side
    35,284.68x = 943,229,165.47
  5. Step 5: Solve for x
    x = 943,229,165.47/35,284.68
  6. Step 6: Final answer
    x = 26,731.97

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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.