Home / 11,048.32-15,249.90-8,825.68

Finding the Fourth Proportional to 11,048.32, 15,249.90 and 8,825.68

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Solution

The fourth proportional to 11,048.32, 15,249.90 and 8,825.68 is: 12,182.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,048.32 : 15,249.90 = 8,825.68 : x
  2. Step 2: Convert to fraction form
    11,048.32/15,249.90 = 8,825.68/x
  3. Step 3: Cross multiply
    11,048.32x = 15,249.90 × 8,825.68
  4. Step 4: Simplify right side
    11,048.32x = 134,590,737.43
  5. Step 5: Solve for x
    x = 134,590,737.43/11,048.32
  6. Step 6: Final answer
    x = 12,182.01

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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.