Home / 47,140.94-65,055.59-25,631.90

Finding the Fourth Proportional to 47,140.94, 65,055.59 and 25,631.90

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Solution

The fourth proportional to 47,140.94, 65,055.59 and 25,631.90 is: 35,372.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,140.94 : 65,055.59 = 25,631.90 : x
  2. Step 2: Convert to fraction form
    47,140.94/65,055.59 = 25,631.90/x
  3. Step 3: Cross multiply
    47,140.94x = 65,055.59 × 25,631.90
  4. Step 4: Simplify right side
    47,140.94x = 1,667,498,604.04
  5. Step 5: Solve for x
    x = 1,667,498,604.04/47,140.94
  6. Step 6: Final answer
    x = 35,372.62

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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.