Home / 36,929.68-50,961.12-21,823.04

Finding the Fourth Proportional to 36,929.68, 50,961.12 and 21,823.04

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Solution

The fourth proportional to 36,929.68, 50,961.12 and 21,823.04 is: 30,114.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,929.68 : 50,961.12 = 21,823.04 : x
  2. Step 2: Convert to fraction form
    36,929.68/50,961.12 = 21,823.04/x
  3. Step 3: Cross multiply
    36,929.68x = 50,961.12 × 21,823.04
  4. Step 4: Simplify right side
    36,929.68x = 1,112,126,605.77
  5. Step 5: Solve for x
    x = 1,112,126,605.77/36,929.68
  6. Step 6: Final answer
    x = 30,114.71

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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.