Home / 11,803.66-16,267.36-11,054.61

Finding the Fourth Proportional to 11,803.66, 16,267.36 and 11,054.61

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Solution

The fourth proportional to 11,803.66, 16,267.36 and 11,054.61 is: 15,235.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,803.66 : 16,267.36 = 11,054.61 : x
  2. Step 2: Convert to fraction form
    11,803.66/16,267.36 = 11,054.61/x
  3. Step 3: Cross multiply
    11,803.66x = 16,267.36 × 11,054.61
  4. Step 4: Simplify right side
    11,803.66x = 179,829,351.16
  5. Step 5: Solve for x
    x = 179,829,351.16/11,803.66
  6. Step 6: Final answer
    x = 15,235.05

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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.