Home / 22,317.72-30,797.19-13,363.17

Finding the Fourth Proportional to 22,317.72, 30,797.19 and 13,363.17

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Solution

The fourth proportional to 22,317.72, 30,797.19 and 13,363.17 is: 18,440.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,317.72 : 30,797.19 = 13,363.17 : x
  2. Step 2: Convert to fraction form
    22,317.72/30,797.19 = 13,363.17/x
  3. Step 3: Cross multiply
    22,317.72x = 30,797.19 × 13,363.17
  4. Step 4: Simplify right side
    22,317.72x = 411,548,085.49
  5. Step 5: Solve for x
    x = 411,548,085.49/22,317.72
  6. Step 6: Final answer
    x = 18,440.42

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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.