Home / 33,345.65-50,021.09-11,159.10

Finding the Fourth Proportional to 33,345.65, 50,021.09 and 11,159.10

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Solution

The fourth proportional to 33,345.65, 50,021.09 and 11,159.10 is: 16,739.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,345.65 : 50,021.09 = 11,159.10 : x
  2. Step 2: Convert to fraction form
    33,345.65/50,021.09 = 11,159.10/x
  3. Step 3: Cross multiply
    33,345.65x = 50,021.09 × 11,159.10
  4. Step 4: Simplify right side
    33,345.65x = 558,190,289.62
  5. Step 5: Solve for x
    x = 558,190,289.62/33,345.65
  6. Step 6: Final answer
    x = 16,739.53

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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.