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Finding the Fourth Proportional to 44,657.56, 61,614.81 and 28,751.22

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Solution

The fourth proportional to 44,657.56, 61,614.81 and 28,751.22 is: 39,668.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,657.56 : 61,614.81 = 28,751.22 : x
  2. Step 2: Convert to fraction form
    44,657.56/61,614.81 = 28,751.22/x
  3. Step 3: Cross multiply
    44,657.56x = 61,614.81 × 28,751.22
  4. Step 4: Simplify right side
    44,657.56x = 1,771,500,957.57
  5. Step 5: Solve for x
    x = 1,771,500,957.57/44,657.56
  6. Step 6: Final answer
    x = 39,668.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.