Home / 47,640.57-65,739.25-27,503.95

Finding the Fourth Proportional to 47,640.57, 65,739.25 and 27,503.95

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Solution

The fourth proportional to 47,640.57, 65,739.25 and 27,503.95 is: 37,952.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,640.57 : 65,739.25 = 27,503.95 : x
  2. Step 2: Convert to fraction form
    47,640.57/65,739.25 = 27,503.95/x
  3. Step 3: Cross multiply
    47,640.57x = 65,739.25 × 27,503.95
  4. Step 4: Simplify right side
    47,640.57x = 1,808,088,907.52
  5. Step 5: Solve for x
    x = 1,808,088,907.52/47,640.57
  6. Step 6: Final answer
    x = 37,952.71

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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.