Home / 47,205.20-65,143.19-25,984.31

Finding the Fourth Proportional to 47,205.20, 65,143.19 and 25,984.31

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Solution

The fourth proportional to 47,205.20, 65,143.19 and 25,984.31 is: 35,858.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,205.20 : 65,143.19 = 25,984.31 : x
  2. Step 2: Convert to fraction form
    47,205.20/65,143.19 = 25,984.31/x
  3. Step 3: Cross multiply
    47,205.20x = 65,143.19 × 25,984.31
  4. Step 4: Simplify right side
    47,205.20x = 1,692,700,843.35
  5. Step 5: Solve for x
    x = 1,692,700,843.35/47,205.20
  6. Step 6: Final answer
    x = 35,858.36

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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.