Home / 30,107.88-41,545.28-17,365.23

Finding the Fourth Proportional to 30,107.88, 41,545.28 and 17,365.23

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Solution

The fourth proportional to 30,107.88, 41,545.28 and 17,365.23 is: 23,961.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,107.88 : 41,545.28 = 17,365.23 : x
  2. Step 2: Convert to fraction form
    30,107.88/41,545.28 = 17,365.23/x
  3. Step 3: Cross multiply
    30,107.88x = 41,545.28 × 17,365.23
  4. Step 4: Simplify right side
    30,107.88x = 721,443,386.03
  5. Step 5: Solve for x
    x = 721,443,386.03/30,107.88
  6. Step 6: Final answer
    x = 23,961.95

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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.