Home / 36,938.12-50,974.89-21,023.58

Finding the Fourth Proportional to 36,938.12, 50,974.89 and 21,023.58

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Solution

The fourth proportional to 36,938.12, 50,974.89 and 21,023.58 is: 29,012.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,938.12 : 50,974.89 = 21,023.58 : x
  2. Step 2: Convert to fraction form
    36,938.12/50,974.89 = 21,023.58/x
  3. Step 3: Cross multiply
    36,938.12x = 50,974.89 × 21,023.58
  4. Step 4: Simplify right side
    36,938.12x = 1,071,674,677.91
  5. Step 5: Solve for x
    x = 1,071,674,677.91/36,938.12
  6. Step 6: Final answer
    x = 29,012.71

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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.