Home / 49,967.20-74,933.16-21,900.88

Finding the Fourth Proportional to 49,967.20, 74,933.16 and 21,900.88

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Solution

The fourth proportional to 49,967.20, 74,933.16 and 21,900.88 is: 32,843.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,967.20 : 74,933.16 = 21,900.88 : x
  2. Step 2: Convert to fraction form
    49,967.20/74,933.16 = 21,900.88/x
  3. Step 3: Cross multiply
    49,967.20x = 74,933.16 × 21,900.88
  4. Step 4: Simplify right side
    49,967.20x = 1,641,102,145.18
  5. Step 5: Solve for x
    x = 1,641,102,145.18/49,967.20
  6. Step 6: Final answer
    x = 32,843.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.