Home / 34,264.38-47,282.25-20,833.77

Finding the Fourth Proportional to 34,264.38, 47,282.25 and 20,833.77

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Solution

The fourth proportional to 34,264.38, 47,282.25 and 20,833.77 is: 28,749.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,264.38 : 47,282.25 = 20,833.77 : x
  2. Step 2: Convert to fraction form
    34,264.38/47,282.25 = 20,833.77/x
  3. Step 3: Cross multiply
    34,264.38x = 47,282.25 × 20,833.77
  4. Step 4: Simplify right side
    34,264.38x = 985,067,521.58
  5. Step 5: Solve for x
    x = 985,067,521.58/34,264.38
  6. Step 6: Final answer
    x = 28,749.03

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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.