Home / 22,571.46-31,163.84-14,086.51

Finding the Fourth Proportional to 22,571.46, 31,163.84 and 14,086.51

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Solution

The fourth proportional to 22,571.46, 31,163.84 and 14,086.51 is: 19,448.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,571.46 : 31,163.84 = 14,086.51 : x
  2. Step 2: Convert to fraction form
    22,571.46/31,163.84 = 14,086.51/x
  3. Step 3: Cross multiply
    22,571.46x = 31,163.84 × 14,086.51
  4. Step 4: Simplify right side
    22,571.46x = 438,989,648.28
  5. Step 5: Solve for x
    x = 438,989,648.28/22,571.46
  6. Step 6: Final answer
    x = 19,448.88

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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.