Home / 47,440.72-65,468.39-25,930.90

Finding the Fourth Proportional to 47,440.72, 65,468.39 and 25,930.90

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Solution

The fourth proportional to 47,440.72, 65,468.39 and 25,930.90 is: 35,784.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,440.72 : 65,468.39 = 25,930.90 : x
  2. Step 2: Convert to fraction form
    47,440.72/65,468.39 = 25,930.90/x
  3. Step 3: Cross multiply
    47,440.72x = 65,468.39 × 25,930.90
  4. Step 4: Simplify right side
    47,440.72x = 1,697,654,078.17
  5. Step 5: Solve for x
    x = 1,697,654,078.17/47,440.72
  6. Step 6: Final answer
    x = 35,784.75

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1.5x scale

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.