Home / 36,025.76-49,715.36-20,922.14

Finding the Fourth Proportional to 36,025.76, 49,715.36 and 20,922.14

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Solution

The fourth proportional to 36,025.76, 49,715.36 and 20,922.14 is: 28,872.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,025.76 : 49,715.36 = 20,922.14 : x
  2. Step 2: Convert to fraction form
    36,025.76/49,715.36 = 20,922.14/x
  3. Step 3: Cross multiply
    36,025.76x = 49,715.36 × 20,922.14
  4. Step 4: Simplify right side
    36,025.76x = 1,040,151,722.07
  5. Step 5: Solve for x
    x = 1,040,151,722.07/36,025.76
  6. Step 6: Final answer
    x = 28,872.44

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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.