Home / 23,943.36-33,042.42-13,871.82

Finding the Fourth Proportional to 23,943.36, 33,042.42 and 13,871.82

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Solution

The fourth proportional to 23,943.36, 33,042.42 and 13,871.82 is: 19,143.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,943.36 : 33,042.42 = 13,871.82 : x
  2. Step 2: Convert to fraction form
    23,943.36/33,042.42 = 13,871.82/x
  3. Step 3: Cross multiply
    23,943.36x = 33,042.42 × 13,871.82
  4. Step 4: Simplify right side
    23,943.36x = 458,358,502.60
  5. Step 5: Solve for x
    x = 458,358,502.60/23,943.36
  6. Step 6: Final answer
    x = 19,143.45

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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.