Home / 35,576.88-53,366.76-13,387.92

Finding the Fourth Proportional to 35,576.88, 53,366.76 and 13,387.92

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Solution

The fourth proportional to 35,576.88, 53,366.76 and 13,387.92 is: 20,082.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,576.88 : 53,366.76 = 13,387.92 : x
  2. Step 2: Convert to fraction form
    35,576.88/53,366.76 = 13,387.92/x
  3. Step 3: Cross multiply
    35,576.88x = 53,366.76 × 13,387.92
  4. Step 4: Simplify right side
    35,576.88x = 714,469,913.54
  5. Step 5: Solve for x
    x = 714,469,913.54/35,576.88
  6. Step 6: Final answer
    x = 20,082.42

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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.