Home / 39,629.42-59,388.66-28,483.82

Finding the Fourth Proportional to 39,629.42, 59,388.66 and 28,483.82

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Solution

The fourth proportional to 39,629.42, 59,388.66 and 28,483.82 is: 42,685.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,629.42 : 59,388.66 = 28,483.82 : x
  2. Step 2: Convert to fraction form
    39,629.42/59,388.66 = 28,483.82/x
  3. Step 3: Cross multiply
    39,629.42x = 59,388.66 × 28,483.82
  4. Step 4: Simplify right side
    39,629.42x = 1,691,615,901.48
  5. Step 5: Solve for x
    x = 1,691,615,901.48/39,629.42
  6. Step 6: Final answer
    x = 42,685.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.