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Finding the Fourth Proportional to 44,563.86, 61,484.94 and 25,443

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Solution

The fourth proportional to 44,563.86, 61,484.94 and 25,443 is: 35,103.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,563.86 : 61,484.94 = 25,443 : x
  2. Step 2: Convert to fraction form
    44,563.86/61,484.94 = 25,443/x
  3. Step 3: Cross multiply
    44,563.86x = 61,484.94 × 25,443
  4. Step 4: Simplify right side
    44,563.86x = 1,564,361,328.42
  5. Step 5: Solve for x
    x = 1,564,361,328.42/44,563.86
  6. Step 6: Final answer
    x = 35,103.81

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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.