Home / 35,449.40-48,919.97-19,316.66

Finding the Fourth Proportional to 35,449.40, 48,919.97 and 19,316.66

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Solution

The fourth proportional to 35,449.40, 48,919.97 and 19,316.66 is: 26,656.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,449.40 : 48,919.97 = 19,316.66 : x
  2. Step 2: Convert to fraction form
    35,449.40/48,919.97 = 19,316.66/x
  3. Step 3: Cross multiply
    35,449.40x = 48,919.97 × 19,316.66
  4. Step 4: Simplify right side
    35,449.40x = 944,970,086.52
  5. Step 5: Solve for x
    x = 944,970,086.52/35,449.40
  6. Step 6: Final answer
    x = 26,656.87

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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.