Home / 43,784.88-60,359.76-30,335.64

Finding the Fourth Proportional to 43,784.88, 60,359.76 and 30,335.64

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Solution

The fourth proportional to 43,784.88, 60,359.76 and 30,335.64 is: 41,819.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,784.88 : 60,359.76 = 30,335.64 : x
  2. Step 2: Convert to fraction form
    43,784.88/60,359.76 = 30,335.64/x
  3. Step 3: Cross multiply
    43,784.88x = 60,359.76 × 30,335.64
  4. Step 4: Simplify right side
    43,784.88x = 1,831,051,949.85
  5. Step 5: Solve for x
    x = 1,831,051,949.85/43,784.88
  6. Step 6: Final answer
    x = 41,819.28

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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.