Home / 36,454.23-50,306.99-21,143.79

Finding the Fourth Proportional to 36,454.23, 50,306.99 and 21,143.79

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Solution

The fourth proportional to 36,454.23, 50,306.99 and 21,143.79 is: 29,178.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,454.23 : 50,306.99 = 21,143.79 : x
  2. Step 2: Convert to fraction form
    36,454.23/50,306.99 = 21,143.79/x
  3. Step 3: Cross multiply
    36,454.23x = 50,306.99 × 21,143.79
  4. Step 4: Simplify right side
    36,454.23x = 1,063,680,326.37
  5. Step 5: Solve for x
    x = 1,063,680,326.37/36,454.23
  6. Step 6: Final answer
    x = 29,178.52

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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.