Home / 36,029.84-49,721.40-20,923.52

Finding the Fourth Proportional to 36,029.84, 49,721.40 and 20,923.52

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Solution

The fourth proportional to 36,029.84, 49,721.40 and 20,923.52 is: 28,874.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,029.84 : 49,721.40 = 20,923.52 : x
  2. Step 2: Convert to fraction form
    36,029.84/49,721.40 = 20,923.52/x
  3. Step 3: Cross multiply
    36,029.84x = 49,721.40 × 20,923.52
  4. Step 4: Simplify right side
    36,029.84x = 1,040,346,707.33
  5. Step 5: Solve for x
    x = 1,040,346,707.33/36,029.84
  6. Step 6: Final answer
    x = 28,874.59

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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.