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Finding the Fourth Proportional to 44,626.72, 66,834.54 and 38,751.40

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Solution

The fourth proportional to 44,626.72, 66,834.54 and 38,751.40 is: 58,035.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,626.72 : 66,834.54 = 38,751.40 : x
  2. Step 2: Convert to fraction form
    44,626.72/66,834.54 = 38,751.40/x
  3. Step 3: Cross multiply
    44,626.72x = 66,834.54 × 38,751.40
  4. Step 4: Simplify right side
    44,626.72x = 2,589,931,993.36
  5. Step 5: Solve for x
    x = 2,589,931,993.36/44,626.72
  6. Step 6: Final answer
    x = 58,035.45

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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.