Home / 38,367.47-52,949.54-21,601.55

Finding the Fourth Proportional to 38,367.47, 52,949.54 and 21,601.55

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Solution

The fourth proportional to 38,367.47, 52,949.54 and 21,601.55 is: 29,811.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,367.47 : 52,949.54 = 21,601.55 : x
  2. Step 2: Convert to fraction form
    38,367.47/52,949.54 = 21,601.55/x
  3. Step 3: Cross multiply
    38,367.47x = 52,949.54 × 21,601.55
  4. Step 4: Simplify right side
    38,367.47x = 1,143,792,322.16
  5. Step 5: Solve for x
    x = 1,143,792,322.16/38,367.47
  6. Step 6: Final answer
    x = 29,811.51

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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.