Home / 33,345.09-49,932.99-20,009.70

Finding the Fourth Proportional to 33,345.09, 49,932.99 and 20,009.70

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Solution

The fourth proportional to 33,345.09, 49,932.99 and 20,009.70 is: 29,963.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,345.09 : 49,932.99 = 20,009.70 : x
  2. Step 2: Convert to fraction form
    33,345.09/49,932.99 = 20,009.70/x
  3. Step 3: Cross multiply
    33,345.09x = 49,932.99 × 20,009.70
  4. Step 4: Simplify right side
    33,345.09x = 999,144,150.00
  5. Step 5: Solve for x
    x = 999,144,150.00/33,345.09
  6. Step 6: Final answer
    x = 29,963.76

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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.