Home / 22,997.40-31,728.15-17,039.04

Finding the Fourth Proportional to 22,997.40, 31,728.15 and 17,039.04

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Solution

The fourth proportional to 22,997.40, 31,728.15 and 17,039.04 is: 23,507.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,997.40 : 31,728.15 = 17,039.04 : x
  2. Step 2: Convert to fraction form
    22,997.40/31,728.15 = 17,039.04/x
  3. Step 3: Cross multiply
    22,997.40x = 31,728.15 × 17,039.04
  4. Step 4: Simplify right side
    22,997.40x = 540,617,216.98
  5. Step 5: Solve for x
    x = 540,617,216.98/22,997.40
  6. Step 6: Final answer
    x = 23,507.75

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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.