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Finding the Fourth Proportional to 11,115.88, 16,602.83 and 10,060.08

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Solution

The fourth proportional to 11,115.88, 16,602.83 and 10,060.08 is: 15,025.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,115.88 : 16,602.83 = 10,060.08 : x
  2. Step 2: Convert to fraction form
    11,115.88/16,602.83 = 10,060.08/x
  3. Step 3: Cross multiply
    11,115.88x = 16,602.83 × 10,060.08
  4. Step 4: Simplify right side
    11,115.88x = 167,025,798.03
  5. Step 5: Solve for x
    x = 167,025,798.03/11,115.88
  6. Step 6: Final answer
    x = 15,025.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.