Home / 53,335.26-73,604.70-39,882.78

Finding the Fourth Proportional to 53,335.26, 73,604.70 and 39,882.78

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Solution

The fourth proportional to 53,335.26, 73,604.70 and 39,882.78 is: 55,039.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,335.26 : 73,604.70 = 39,882.78 : x
  2. Step 2: Convert to fraction form
    53,335.26/73,604.70 = 39,882.78/x
  3. Step 3: Cross multiply
    53,335.26x = 73,604.70 × 39,882.78
  4. Step 4: Simplify right side
    53,335.26x = 2,935,560,057.07
  5. Step 5: Solve for x
    x = 2,935,560,057.07/53,335.26
  6. Step 6: Final answer
    x = 55,039.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.