Home / 37,720.26-52,048.14-21,801.62

Finding the Fourth Proportional to 37,720.26, 52,048.14 and 21,801.62

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Solution

The fourth proportional to 37,720.26, 52,048.14 and 21,801.62 is: 30,082.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,720.26 : 52,048.14 = 21,801.62 : x
  2. Step 2: Convert to fraction form
    37,720.26/52,048.14 = 21,801.62/x
  3. Step 3: Cross multiply
    37,720.26x = 52,048.14 × 21,801.62
  4. Step 4: Simplify right side
    37,720.26x = 1,134,733,769.99
  5. Step 5: Solve for x
    x = 1,134,733,769.99/37,720.26
  6. Step 6: Final answer
    x = 30,082.87

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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.