Home / 21,802.24-30,077.76-17,067.52

Finding the Fourth Proportional to 21,802.24, 30,077.76 and 17,067.52

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Solution

The fourth proportional to 21,802.24, 30,077.76 and 17,067.52 is: 23,545.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,802.24 : 30,077.76 = 17,067.52 : x
  2. Step 2: Convert to fraction form
    21,802.24/30,077.76 = 17,067.52/x
  3. Step 3: Cross multiply
    21,802.24x = 30,077.76 × 17,067.52
  4. Step 4: Simplify right side
    21,802.24x = 513,352,770.36
  5. Step 5: Solve for x
    x = 513,352,770.36/21,802.24
  6. Step 6: Final answer
    x = 23,545.87

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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.