Home / 22,137.60-30,550.38-12,066.54

Finding the Fourth Proportional to 22,137.60, 30,550.38 and 12,066.54

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Solution

The fourth proportional to 22,137.60, 30,550.38 and 12,066.54 is: 16,652.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,137.60 : 30,550.38 = 12,066.54 : x
  2. Step 2: Convert to fraction form
    22,137.60/30,550.38 = 12,066.54/x
  3. Step 3: Cross multiply
    22,137.60x = 30,550.38 × 12,066.54
  4. Step 4: Simplify right side
    22,137.60x = 368,637,497.21
  5. Step 5: Solve for x
    x = 368,637,497.21/22,137.60
  6. Step 6: Final answer
    x = 16,652.10

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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.