Home / 37,868.25-52,258.55-20,873.15

Finding the Fourth Proportional to 37,868.25, 52,258.55 and 20,873.15

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Solution

The fourth proportional to 37,868.25, 52,258.55 and 20,873.15 is: 28,805.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,868.25 : 52,258.55 = 20,873.15 : x
  2. Step 2: Convert to fraction form
    37,868.25/52,258.55 = 20,873.15/x
  3. Step 3: Cross multiply
    37,868.25x = 52,258.55 × 20,873.15
  4. Step 4: Simplify right side
    37,868.25x = 1,090,800,552.93
  5. Step 5: Solve for x
    x = 1,090,800,552.93/37,868.25
  6. Step 6: Final answer
    x = 28,805.15

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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.