Home / 36,930.24-55,332.34-20,304.20

Finding the Fourth Proportional to 36,930.24, 55,332.34 and 20,304.20

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Solution

The fourth proportional to 36,930.24, 55,332.34 and 20,304.20 is: 30,421.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,930.24 : 55,332.34 = 20,304.20 : x
  2. Step 2: Convert to fraction form
    36,930.24/55,332.34 = 20,304.20/x
  3. Step 3: Cross multiply
    36,930.24x = 55,332.34 × 20,304.20
  4. Step 4: Simplify right side
    36,930.24x = 1,123,478,897.83
  5. Step 5: Solve for x
    x = 1,123,478,897.83/36,930.24
  6. Step 6: Final answer
    x = 30,421.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.