Home / 62,765.15-86,615.81-34,470.84

Finding the Fourth Proportional to 62,765.15, 86,615.81 and 34,470.84

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Solution

The fourth proportional to 62,765.15, 86,615.81 and 34,470.84 is: 47,569.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,765.15 : 86,615.81 = 34,470.84 : x
  2. Step 2: Convert to fraction form
    62,765.15/86,615.81 = 34,470.84/x
  3. Step 3: Cross multiply
    62,765.15x = 86,615.81 × 34,470.84
  4. Step 4: Simplify right side
    62,765.15x = 2,985,719,727.98
  5. Step 5: Solve for x
    x = 2,985,719,727.98/62,765.15
  6. Step 6: Final answer
    x = 47,569.71

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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.