Home / 50,750.47-70,035.79-28,091.02

Finding the Fourth Proportional to 50,750.47, 70,035.79 and 28,091.02

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Solution

The fourth proportional to 50,750.47, 70,035.79 and 28,091.02 is: 38,765.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,750.47 : 70,035.79 = 28,091.02 : x
  2. Step 2: Convert to fraction form
    50,750.47/70,035.79 = 28,091.02/x
  3. Step 3: Cross multiply
    50,750.47x = 70,035.79 × 28,091.02
  4. Step 4: Simplify right side
    50,750.47x = 1,967,376,637.15
  5. Step 5: Solve for x
    x = 1,967,376,637.15/50,750.47
  6. Step 6: Final answer
    x = 38,765.68

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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.