Home / 12,249.15-18,373.60-3,482.91

Finding the Fourth Proportional to 12,249.15, 18,373.60 and 3,482.91

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Solution

The fourth proportional to 12,249.15, 18,373.60 and 3,482.91 is: 5,224.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,249.15 : 18,373.60 = 3,482.91 : x
  2. Step 2: Convert to fraction form
    12,249.15/18,373.60 = 3,482.91/x
  3. Step 3: Cross multiply
    12,249.15x = 18,373.60 × 3,482.91
  4. Step 4: Simplify right side
    12,249.15x = 63,993,595.18
  5. Step 5: Solve for x
    x = 63,993,595.18/12,249.15
  6. Step 6: Final answer
    x = 5,224.33

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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.