Home / 22,443.46-30,943.17-18,395.38

Finding the Fourth Proportional to 22,443.46, 30,943.17 and 18,395.38

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Solution

The fourth proportional to 22,443.46, 30,943.17 and 18,395.38 is: 25,362.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,443.46 : 30,943.17 = 18,395.38 : x
  2. Step 2: Convert to fraction form
    22,443.46/30,943.17 = 18,395.38/x
  3. Step 3: Cross multiply
    22,443.46x = 30,943.17 × 18,395.38
  4. Step 4: Simplify right side
    22,443.46x = 569,211,370.55
  5. Step 5: Solve for x
    x = 569,211,370.55/22,443.46
  6. Step 6: Final answer
    x = 25,362.02

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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.