Home / 22,033.85-30,408.93-13,082.18

Finding the Fourth Proportional to 22,033.85, 30,408.93 and 13,082.18

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Solution

The fourth proportional to 22,033.85, 30,408.93 and 13,082.18 is: 18,054.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,033.85 : 30,408.93 = 13,082.18 : x
  2. Step 2: Convert to fraction form
    22,033.85/30,408.93 = 13,082.18/x
  3. Step 3: Cross multiply
    22,033.85x = 30,408.93 × 13,082.18
  4. Step 4: Simplify right side
    22,033.85x = 397,814,943.82
  5. Step 5: Solve for x
    x = 397,814,943.82/22,033.85
  6. Step 6: Final answer
    x = 18,054.72

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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.