Home / 37,763.78-52,113.62-20,767.74

Finding the Fourth Proportional to 37,763.78, 52,113.62 and 20,767.74

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Solution

The fourth proportional to 37,763.78, 52,113.62 and 20,767.74 is: 28,659.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,763.78 : 52,113.62 = 20,767.74 : x
  2. Step 2: Convert to fraction form
    37,763.78/52,113.62 = 20,767.74/x
  3. Step 3: Cross multiply
    37,763.78x = 52,113.62 × 20,767.74
  4. Step 4: Simplify right side
    37,763.78x = 1,082,282,006.78
  5. Step 5: Solve for x
    x = 1,082,282,006.78/37,763.78
  6. Step 6: Final answer
    x = 28,659.26

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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.