Home / 47,049.92-64,930.56-25,830.80

Finding the Fourth Proportional to 47,049.92, 64,930.56 and 25,830.80

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Solution

The fourth proportional to 47,049.92, 64,930.56 and 25,830.80 is: 35,647.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,049.92 : 64,930.56 = 25,830.80 : x
  2. Step 2: Convert to fraction form
    47,049.92/64,930.56 = 25,830.80/x
  3. Step 3: Cross multiply
    47,049.92x = 64,930.56 × 25,830.80
  4. Step 4: Simplify right side
    47,049.92x = 1,677,208,309.25
  5. Step 5: Solve for x
    x = 1,677,208,309.25/47,049.92
  6. Step 6: Final answer
    x = 35,647.42

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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.