Home / 29,215.78-40,326.03-17,283.26

Finding the Fourth Proportional to 29,215.78, 40,326.03 and 17,283.26

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Solution

The fourth proportional to 29,215.78, 40,326.03 and 17,283.26 is: 23,855.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,215.78 : 40,326.03 = 17,283.26 : x
  2. Step 2: Convert to fraction form
    29,215.78/40,326.03 = 17,283.26/x
  3. Step 3: Cross multiply
    29,215.78x = 40,326.03 × 17,283.26
  4. Step 4: Simplify right side
    29,215.78x = 696,965,261.26
  5. Step 5: Solve for x
    x = 696,965,261.26/29,215.78
  6. Step 6: Final answer
    x = 23,855.78

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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.