Home / 37,767.43-52,117.86-20,771.56

Finding the Fourth Proportional to 37,767.43, 52,117.86 and 20,771.56

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Solution

The fourth proportional to 37,767.43, 52,117.86 and 20,771.56 is: 28,664.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,767.43 : 52,117.86 = 20,771.56 : x
  2. Step 2: Convert to fraction form
    37,767.43/52,117.86 = 20,771.56/x
  3. Step 3: Cross multiply
    37,767.43x = 52,117.86 × 20,771.56
  4. Step 4: Simplify right side
    37,767.43x = 1,082,569,256.06
  5. Step 5: Solve for x
    x = 1,082,569,256.06/37,767.43
  6. Step 6: Final answer
    x = 28,664.10

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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.