Home / 45,854.49-68,791.62-14,263.92

Finding the Fourth Proportional to 45,854.49, 68,791.62 and 14,263.92

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Solution

The fourth proportional to 45,854.49, 68,791.62 and 14,263.92 is: 21,398.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,854.49 : 68,791.62 = 14,263.92 : x
  2. Step 2: Convert to fraction form
    45,854.49/68,791.62 = 14,263.92/x
  3. Step 3: Cross multiply
    45,854.49x = 68,791.62 × 14,263.92
  4. Step 4: Simplify right side
    45,854.49x = 981,238,164.35
  5. Step 5: Solve for x
    x = 981,238,164.35/45,854.49
  6. Step 6: Final answer
    x = 21,398.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.