Home / 37,769.26-52,122.16-20,774.24

Finding the Fourth Proportional to 37,769.26, 52,122.16 and 20,774.24

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Solution

The fourth proportional to 37,769.26, 52,122.16 and 20,774.24 is: 28,668.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,769.26 : 52,122.16 = 20,774.24 : x
  2. Step 2: Convert to fraction form
    37,769.26/52,122.16 = 20,774.24/x
  3. Step 3: Cross multiply
    37,769.26x = 52,122.16 × 20,774.24
  4. Step 4: Simplify right side
    37,769.26x = 1,082,798,261.16
  5. Step 5: Solve for x
    x = 1,082,798,261.16/37,769.26
  6. Step 6: Final answer
    x = 28,668.77

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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.