Home / 11,266.47-15,529.10-8,467.11

Finding the Fourth Proportional to 11,266.47, 15,529.10 and 8,467.11

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Solution

The fourth proportional to 11,266.47, 15,529.10 and 8,467.11 is: 11,670.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,266.47 : 15,529.10 = 8,467.11 : x
  2. Step 2: Convert to fraction form
    11,266.47/15,529.10 = 8,467.11/x
  3. Step 3: Cross multiply
    11,266.47x = 15,529.10 × 8,467.11
  4. Step 4: Simplify right side
    11,266.47x = 131,486,555.57
  5. Step 5: Solve for x
    x = 131,486,555.57/11,266.47
  6. Step 6: Final answer
    x = 11,670.61

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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.