Home / 27,707.52-41,561.28-21,480.24

Finding the Fourth Proportional to 27,707.52, 41,561.28 and 21,480.24

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Solution

The fourth proportional to 27,707.52, 41,561.28 and 21,480.24 is: 32,220.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,707.52 : 41,561.28 = 21,480.24 : x
  2. Step 2: Convert to fraction form
    27,707.52/41,561.28 = 21,480.24/x
  3. Step 3: Cross multiply
    27,707.52x = 41,561.28 × 21,480.24
  4. Step 4: Simplify right side
    27,707.52x = 892,746,269.11
  5. Step 5: Solve for x
    x = 892,746,269.11/27,707.52
  6. Step 6: Final answer
    x = 32,220.36

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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.