Home / 22,418.95-33,632.86-6,408.63

Finding the Fourth Proportional to 22,418.95, 33,632.86 and 6,408.63

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Solution

The fourth proportional to 22,418.95, 33,632.86 and 6,408.63 is: 9,614.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,418.95 : 33,632.86 = 6,408.63 : x
  2. Step 2: Convert to fraction form
    22,418.95/33,632.86 = 6,408.63/x
  3. Step 3: Cross multiply
    22,418.95x = 33,632.86 × 6,408.63
  4. Step 4: Simplify right side
    22,418.95x = 215,540,539.56
  5. Step 5: Solve for x
    x = 215,540,539.56/22,418.95
  6. Step 6: Final answer
    x = 9,614.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.