Home / 37,662.24-51,972.14-20,666.06

Finding the Fourth Proportional to 37,662.24, 51,972.14 and 20,666.06

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Solution

The fourth proportional to 37,662.24, 51,972.14 and 20,666.06 is: 28,518.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,662.24 : 51,972.14 = 20,666.06 : x
  2. Step 2: Convert to fraction form
    37,662.24/51,972.14 = 20,666.06/x
  3. Step 3: Cross multiply
    37,662.24x = 51,972.14 × 20,666.06
  4. Step 4: Simplify right side
    37,662.24x = 1,074,059,363.57
  5. Step 5: Solve for x
    x = 1,074,059,363.57/37,662.24
  6. Step 6: Final answer
    x = 28,518.20

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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.