Home / 37,720.24-52,048.15-21,801.62

Finding the Fourth Proportional to 37,720.24, 52,048.15 and 21,801.62

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Solution

The fourth proportional to 37,720.24, 52,048.15 and 21,801.62 is: 30,082.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,720.24 : 52,048.15 = 21,801.62 : x
  2. Step 2: Convert to fraction form
    37,720.24/52,048.15 = 21,801.62/x
  3. Step 3: Cross multiply
    37,720.24x = 52,048.15 × 21,801.62
  4. Step 4: Simplify right side
    37,720.24x = 1,134,733,988.00
  5. Step 5: Solve for x
    x = 1,134,733,988.00/37,720.24
  6. Step 6: Final answer
    x = 30,082.89

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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.