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Finding the Fourth Proportional to 66,393.27, 99,589.63 and 26,950.05

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Solution

The fourth proportional to 66,393.27, 99,589.63 and 26,950.05 is: 40,424.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,393.27 : 99,589.63 = 26,950.05 : x
  2. Step 2: Convert to fraction form
    66,393.27/99,589.63 = 26,950.05/x
  3. Step 3: Cross multiply
    66,393.27x = 99,589.63 × 26,950.05
  4. Step 4: Simplify right side
    66,393.27x = 2,683,944,942.66
  5. Step 5: Solve for x
    x = 2,683,944,942.66/66,393.27
  6. Step 6: Final answer
    x = 40,424.96

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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.