Home / 22,873.23-34,286.36-12,991.41

Finding the Fourth Proportional to 22,873.23, 34,286.36 and 12,991.41

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Solution

The fourth proportional to 22,873.23, 34,286.36 and 12,991.41 is: 19,473.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,873.23 : 34,286.36 = 12,991.41 : x
  2. Step 2: Convert to fraction form
    22,873.23/34,286.36 = 12,991.41/x
  3. Step 3: Cross multiply
    22,873.23x = 34,286.36 × 12,991.41
  4. Step 4: Simplify right side
    22,873.23x = 445,428,095.21
  5. Step 5: Solve for x
    x = 445,428,095.21/22,873.23
  6. Step 6: Final answer
    x = 19,473.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.