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Finding the Fourth Proportional to 44,491.65, 66,737.48 and 18,190.23

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Solution

The fourth proportional to 44,491.65, 66,737.48 and 18,190.23 is: 27,285.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,491.65 : 66,737.48 = 18,190.23 : x
  2. Step 2: Convert to fraction form
    44,491.65/66,737.48 = 18,190.23/x
  3. Step 3: Cross multiply
    44,491.65x = 66,737.48 × 18,190.23
  4. Step 4: Simplify right side
    44,491.65x = 1,213,970,019.87
  5. Step 5: Solve for x
    x = 1,213,970,019.87/44,491.65
  6. Step 6: Final answer
    x = 27,285.35

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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.