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Finding the Fourth Proportional to 36,144.65, 54,210.87 and 9,849.44

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Solution

The fourth proportional to 36,144.65, 54,210.87 and 9,849.44 is: 14,772.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,144.65 : 54,210.87 = 9,849.44 : x
  2. Step 2: Convert to fraction form
    36,144.65/54,210.87 = 9,849.44/x
  3. Step 3: Cross multiply
    36,144.65x = 54,210.87 × 9,849.44
  4. Step 4: Simplify right side
    36,144.65x = 533,946,440.36
  5. Step 5: Solve for x
    x = 533,946,440.36/36,144.65
  6. Step 6: Final answer
    x = 14,772.49

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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.