Home / 37,767.96-52,118.68-20,772.19

Finding the Fourth Proportional to 37,767.96, 52,118.68 and 20,772.19

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Solution

The fourth proportional to 37,767.96, 52,118.68 and 20,772.19 is: 28,665.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,767.96 : 52,118.68 = 20,772.19 : x
  2. Step 2: Convert to fraction form
    37,767.96/52,118.68 = 20,772.19/x
  3. Step 3: Cross multiply
    37,767.96x = 52,118.68 × 20,772.19
  4. Step 4: Simplify right side
    37,767.96x = 1,082,619,123.51
  5. Step 5: Solve for x
    x = 1,082,619,123.51/37,767.96
  6. Step 6: Final answer
    x = 28,665.01

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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.