Home / 50,991.08-76,475.07-19,389.88

Finding the Fourth Proportional to 50,991.08, 76,475.07 and 19,389.88

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Solution

The fourth proportional to 50,991.08, 76,475.07 and 19,389.88 is: 29,080.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,991.08 : 76,475.07 = 19,389.88 : x
  2. Step 2: Convert to fraction form
    50,991.08/76,475.07 = 19,389.88/x
  3. Step 3: Cross multiply
    50,991.08x = 76,475.07 × 19,389.88
  4. Step 4: Simplify right side
    50,991.08x = 1,482,842,047.92
  5. Step 5: Solve for x
    x = 1,482,842,047.92/50,991.08
  6. Step 6: Final answer
    x = 29,080.42

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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.