Home / 51,785.09-77,628.43-33,012.44

Finding the Fourth Proportional to 51,785.09, 77,628.43 and 33,012.44

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Solution

The fourth proportional to 51,785.09, 77,628.43 and 33,012.44 is: 49,487.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,785.09 : 77,628.43 = 33,012.44 : x
  2. Step 2: Convert to fraction form
    51,785.09/77,628.43 = 33,012.44/x
  3. Step 3: Cross multiply
    51,785.09x = 77,628.43 × 33,012.44
  4. Step 4: Simplify right side
    51,785.09x = 2,562,703,334.46
  5. Step 5: Solve for x
    x = 2,562,703,334.46/51,785.09
  6. Step 6: Final answer
    x = 49,487.28

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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.