Home / 22,711.82-31,324.52-14,756.63

Finding the Fourth Proportional to 22,711.82, 31,324.52 and 14,756.63

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Solution

The fourth proportional to 22,711.82, 31,324.52 and 14,756.63 is: 20,352.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,711.82 : 31,324.52 = 14,756.63 : x
  2. Step 2: Convert to fraction form
    22,711.82/31,324.52 = 14,756.63/x
  3. Step 3: Cross multiply
    22,711.82x = 31,324.52 × 14,756.63
  4. Step 4: Simplify right side
    22,711.82x = 462,244,231.84
  5. Step 5: Solve for x
    x = 462,244,231.84/22,711.82
  6. Step 6: Final answer
    x = 20,352.59

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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.