Home / 13,265.28-19,897.92-5,465.52

Finding the Fourth Proportional to 13,265.28, 19,897.92 and 5,465.52

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Solution

The fourth proportional to 13,265.28, 19,897.92 and 5,465.52 is: 8,198.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,265.28 : 19,897.92 = 5,465.52 : x
  2. Step 2: Convert to fraction form
    13,265.28/19,897.92 = 5,465.52/x
  3. Step 3: Cross multiply
    13,265.28x = 19,897.92 × 5,465.52
  4. Step 4: Simplify right side
    13,265.28x = 108,752,479.72
  5. Step 5: Solve for x
    x = 108,752,479.72/13,265.28
  6. Step 6: Final answer
    x = 8,198.28

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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.