Home / 29,272.13-40,391.21-17,168.03

Finding the Fourth Proportional to 29,272.13, 40,391.21 and 17,168.03

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Solution

The fourth proportional to 29,272.13, 40,391.21 and 17,168.03 is: 23,689.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,272.13 : 40,391.21 = 17,168.03 : x
  2. Step 2: Convert to fraction form
    29,272.13/40,391.21 = 17,168.03/x
  3. Step 3: Cross multiply
    29,272.13x = 40,391.21 × 17,168.03
  4. Step 4: Simplify right side
    29,272.13x = 693,437,648.91
  5. Step 5: Solve for x
    x = 693,437,648.91/29,272.13
  6. Step 6: Final answer
    x = 23,689.35

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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.