Home / 36,219.07-49,984.28-20,306.82

Finding the Fourth Proportional to 36,219.07, 49,984.28 and 20,306.82

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Solution

The fourth proportional to 36,219.07, 49,984.28 and 20,306.82 is: 28,024.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,219.07 : 49,984.28 = 20,306.82 : x
  2. Step 2: Convert to fraction form
    36,219.07/49,984.28 = 20,306.82/x
  3. Step 3: Cross multiply
    36,219.07x = 49,984.28 × 20,306.82
  4. Step 4: Simplify right side
    36,219.07x = 1,015,021,776.79
  5. Step 5: Solve for x
    x = 1,015,021,776.79/36,219.07
  6. Step 6: Final answer
    x = 28,024.51

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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.