Home / 44,721.60-61,734.64-30,188.64

Finding the Fourth Proportional to 44,721.60, 61,734.64 and 30,188.64

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Solution

The fourth proportional to 44,721.60, 61,734.64 and 30,188.64 is: 41,673.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,721.60 : 61,734.64 = 30,188.64 : x
  2. Step 2: Convert to fraction form
    44,721.60/61,734.64 = 30,188.64/x
  3. Step 3: Cross multiply
    44,721.60x = 61,734.64 × 30,188.64
  4. Step 4: Simplify right side
    44,721.60x = 1,863,684,822.49
  5. Step 5: Solve for x
    x = 1,863,684,822.49/44,721.60
  6. Step 6: Final answer
    x = 41,673.04

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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.