Home / 19,073.39-28,610.28-5,222.39

Finding the Fourth Proportional to 19,073.39, 28,610.28 and 5,222.39

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Solution

The fourth proportional to 19,073.39, 28,610.28 and 5,222.39 is: 7,833.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,073.39 : 28,610.28 = 5,222.39 : x
  2. Step 2: Convert to fraction form
    19,073.39/28,610.28 = 5,222.39/x
  3. Step 3: Cross multiply
    19,073.39x = 28,610.28 × 5,222.39
  4. Step 4: Simplify right side
    19,073.39x = 149,414,040.17
  5. Step 5: Solve for x
    x = 149,414,040.17/19,073.39
  6. Step 6: Final answer
    x = 7,833.64

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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.