Home / 34,628.31-47,798.91-20,292.73

Finding the Fourth Proportional to 34,628.31, 47,798.91 and 20,292.73

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Solution

The fourth proportional to 34,628.31, 47,798.91 and 20,292.73 is: 28,010.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,628.31 : 47,798.91 = 20,292.73 : x
  2. Step 2: Convert to fraction form
    34,628.31/47,798.91 = 20,292.73/x
  3. Step 3: Cross multiply
    34,628.31x = 47,798.91 × 20,292.73
  4. Step 4: Simplify right side
    34,628.31x = 969,970,255.43
  5. Step 5: Solve for x
    x = 969,970,255.43/34,628.31
  6. Step 6: Final answer
    x = 28,010.90

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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.