Home / 16,538.19-22,822.78-8,984.55

Finding the Fourth Proportional to 16,538.19, 22,822.78 and 8,984.55

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Solution

The fourth proportional to 16,538.19, 22,822.78 and 8,984.55 is: 12,398.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,538.19 : 22,822.78 = 8,984.55 : x
  2. Step 2: Convert to fraction form
    16,538.19/22,822.78 = 8,984.55/x
  3. Step 3: Cross multiply
    16,538.19x = 22,822.78 × 8,984.55
  4. Step 4: Simplify right side
    16,538.19x = 205,052,408.05
  5. Step 5: Solve for x
    x = 205,052,408.05/16,538.19
  6. Step 6: Final answer
    x = 12,398.72

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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.