Home / 36,488.48-50,354.17-20,572.89

Finding the Fourth Proportional to 36,488.48, 50,354.17 and 20,572.89

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Solution

The fourth proportional to 36,488.48, 50,354.17 and 20,572.89 is: 28,390.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,488.48 : 50,354.17 = 20,572.89 : x
  2. Step 2: Convert to fraction form
    36,488.48/50,354.17 = 20,572.89/x
  3. Step 3: Cross multiply
    36,488.48x = 50,354.17 × 20,572.89
  4. Step 4: Simplify right side
    36,488.48x = 1,035,930,800.45
  5. Step 5: Solve for x
    x = 1,035,930,800.45/36,488.48
  6. Step 6: Final answer
    x = 28,390.63

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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.