Home / 37,767.59-52,119.88-20,772.57

Finding the Fourth Proportional to 37,767.59, 52,119.88 and 20,772.57

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Solution

The fourth proportional to 37,767.59, 52,119.88 and 20,772.57 is: 28,666.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,767.59 : 52,119.88 = 20,772.57 : x
  2. Step 2: Convert to fraction form
    37,767.59/52,119.88 = 20,772.57/x
  3. Step 3: Cross multiply
    37,767.59x = 52,119.88 × 20,772.57
  4. Step 4: Simplify right side
    37,767.59x = 1,082,663,999.21
  5. Step 5: Solve for x
    x = 1,082,663,999.21/37,767.59
  6. Step 6: Final answer
    x = 28,666.48

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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.