Home / 22,717.44-31,357.44-15,267.84

Finding the Fourth Proportional to 22,717.44, 31,357.44 and 15,267.84

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Solution

The fourth proportional to 22,717.44, 31,357.44 and 15,267.84 is: 21,074.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,717.44 : 31,357.44 = 15,267.84 : x
  2. Step 2: Convert to fraction form
    22,717.44/31,357.44 = 15,267.84/x
  3. Step 3: Cross multiply
    22,717.44x = 31,357.44 × 15,267.84
  4. Step 4: Simplify right side
    22,717.44x = 478,760,376.73
  5. Step 5: Solve for x
    x = 478,760,376.73/22,717.44
  6. Step 6: Final answer
    x = 21,074.57

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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.