Home / 39,078.95-58,696.89-23,314.78

Finding the Fourth Proportional to 39,078.95, 58,696.89 and 23,314.78

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Solution

The fourth proportional to 39,078.95, 58,696.89 and 23,314.78 is: 35,018.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,078.95 : 58,696.89 = 23,314.78 : x
  2. Step 2: Convert to fraction form
    39,078.95/58,696.89 = 23,314.78/x
  3. Step 3: Cross multiply
    39,078.95x = 58,696.89 × 23,314.78
  4. Step 4: Simplify right side
    39,078.95x = 1,368,504,765.98
  5. Step 5: Solve for x
    x = 1,368,504,765.98/39,078.95
  6. Step 6: Final answer
    x = 35,018.98

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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.