Home / 29,617.19-40,871.81-17,680.27

Finding the Fourth Proportional to 29,617.19, 40,871.81 and 17,680.27

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Solution

The fourth proportional to 29,617.19, 40,871.81 and 17,680.27 is: 24,398.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,617.19 : 40,871.81 = 17,680.27 : x
  2. Step 2: Convert to fraction form
    29,617.19/40,871.81 = 17,680.27/x
  3. Step 3: Cross multiply
    29,617.19x = 40,871.81 × 17,680.27
  4. Step 4: Simplify right side
    29,617.19x = 722,624,649.97
  5. Step 5: Solve for x
    x = 722,624,649.97/29,617.19
  6. Step 6: Final answer
    x = 24,398.82

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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.