Home / 35,447.40-48,919.56-19,531.83

Finding the Fourth Proportional to 35,447.40, 48,919.56 and 19,531.83

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Solution

The fourth proportional to 35,447.40, 48,919.56 and 19,531.83 is: 26,955.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,447.40 : 48,919.56 = 19,531.83 : x
  2. Step 2: Convert to fraction form
    35,447.40/48,919.56 = 19,531.83/x
  3. Step 3: Cross multiply
    35,447.40x = 48,919.56 × 19,531.83
  4. Step 4: Simplify right side
    35,447.40x = 955,488,529.59
  5. Step 5: Solve for x
    x = 955,488,529.59/35,447.40
  6. Step 6: Final answer
    x = 26,955.11

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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.