Home / 34,273.82-47,303.22-20,849.28

Finding the Fourth Proportional to 34,273.82, 47,303.22 and 20,849.28

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Solution

The fourth proportional to 34,273.82, 47,303.22 and 20,849.28 is: 28,775.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,273.82 : 47,303.22 = 20,849.28 : x
  2. Step 2: Convert to fraction form
    34,273.82/47,303.22 = 20,849.28/x
  3. Step 3: Cross multiply
    34,273.82x = 47,303.22 × 20,849.28
  4. Step 4: Simplify right side
    34,273.82x = 986,238,078.68
  5. Step 5: Solve for x
    x = 986,238,078.68/34,273.82
  6. Step 6: Final answer
    x = 28,775.26

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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.