Home / 62,765.28-86,618.16-34,473.60

Finding the Fourth Proportional to 62,765.28, 86,618.16 and 34,473.60

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Solution

The fourth proportional to 62,765.28, 86,618.16 and 34,473.60 is: 47,574.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,765.28 : 86,618.16 = 34,473.60 : x
  2. Step 2: Convert to fraction form
    62,765.28/86,618.16 = 34,473.60/x
  3. Step 3: Cross multiply
    62,765.28x = 86,618.16 × 34,473.60
  4. Step 4: Simplify right side
    62,765.28x = 2,986,039,800.58
  5. Step 5: Solve for x
    x = 2,986,039,800.58/62,765.28
  6. Step 6: Final answer
    x = 47,574.71

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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.