Home / 29,064.15-40,103.10-17,131.23

Finding the Fourth Proportional to 29,064.15, 40,103.10 and 17,131.23

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Solution

The fourth proportional to 29,064.15, 40,103.10 and 17,131.23 is: 23,637.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,064.15 : 40,103.10 = 17,131.23 : x
  2. Step 2: Convert to fraction form
    29,064.15/40,103.10 = 17,131.23/x
  3. Step 3: Cross multiply
    29,064.15x = 40,103.10 × 17,131.23
  4. Step 4: Simplify right side
    29,064.15x = 687,015,429.81
  5. Step 5: Solve for x
    x = 687,015,429.81/29,064.15
  6. Step 6: Final answer
    x = 23,637.90

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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.