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Finding the Fourth Proportional to 36,509.94, 54,764.91 and 8,807.94

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Solution

The fourth proportional to 36,509.94, 54,764.91 and 8,807.94 is: 13,211.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,509.94 : 54,764.91 = 8,807.94 : x
  2. Step 2: Convert to fraction form
    36,509.94/54,764.91 = 8,807.94/x
  3. Step 3: Cross multiply
    36,509.94x = 54,764.91 × 8,807.94
  4. Step 4: Simplify right side
    36,509.94x = 482,366,041.39
  5. Step 5: Solve for x
    x = 482,366,041.39/36,509.94
  6. Step 6: Final answer
    x = 13,211.91

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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.