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Finding the Fourth Proportional to 44,354.58, 61,193.88 and 28,447.80

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Solution

The fourth proportional to 44,354.58, 61,193.88 and 28,447.80 is: 39,248.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,354.58 : 61,193.88 = 28,447.80 : x
  2. Step 2: Convert to fraction form
    44,354.58/61,193.88 = 28,447.80/x
  3. Step 3: Cross multiply
    44,354.58x = 61,193.88 × 28,447.80
  4. Step 4: Simplify right side
    44,354.58x = 1,740,831,259.46
  5. Step 5: Solve for x
    x = 1,740,831,259.46/44,354.58
  6. Step 6: Final answer
    x = 39,248.06

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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.