Home / 22,293.29-30,754.14-13,338.99

Finding the Fourth Proportional to 22,293.29, 30,754.14 and 13,338.99

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Solution

The fourth proportional to 22,293.29, 30,754.14 and 13,338.99 is: 18,401.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,293.29 : 30,754.14 = 13,338.99 : x
  2. Step 2: Convert to fraction form
    22,293.29/30,754.14 = 13,338.99/x
  3. Step 3: Cross multiply
    22,293.29x = 30,754.14 × 13,338.99
  4. Step 4: Simplify right side
    22,293.29x = 410,229,165.92
  5. Step 5: Solve for x
    x = 410,229,165.92/22,293.29
  6. Step 6: Final answer
    x = 18,401.47

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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.