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Finding the Fourth Proportional to 44,910, 61,975.80 and 25,038

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Solution

The fourth proportional to 44,910, 61,975.80 and 25,038 is: 34,552.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,910 : 61,975.80 = 25,038 : x
  2. Step 2: Convert to fraction form
    44,910/61,975.80 = 25,038/x
  3. Step 3: Cross multiply
    44,910x = 61,975.80 × 25,038
  4. Step 4: Simplify right side
    44,910x = 1,551,750,080.40
  5. Step 5: Solve for x
    x = 1,551,750,080.40/44,910
  6. Step 6: Final answer
    x = 34,552.44

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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.