Home / 36,974.08-51,023.48-20,207.20

Finding the Fourth Proportional to 36,974.08, 51,023.48 and 20,207.20

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Solution

The fourth proportional to 36,974.08, 51,023.48 and 20,207.20 is: 27,885.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,974.08 : 51,023.48 = 20,207.20 : x
  2. Step 2: Convert to fraction form
    36,974.08/51,023.48 = 20,207.20/x
  3. Step 3: Cross multiply
    36,974.08x = 51,023.48 × 20,207.20
  4. Step 4: Simplify right side
    36,974.08x = 1,031,041,665.06
  5. Step 5: Solve for x
    x = 1,031,041,665.06/36,974.08
  6. Step 6: Final answer
    x = 27,885.53

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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.