Home / 36,590.96-50,498.49-20,678.71

Finding the Fourth Proportional to 36,590.96, 50,498.49 and 20,678.71

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Solution

The fourth proportional to 36,590.96, 50,498.49 and 20,678.71 is: 28,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,590.96 : 50,498.49 = 20,678.71 : x
  2. Step 2: Convert to fraction form
    36,590.96/50,498.49 = 20,678.71/x
  3. Step 3: Cross multiply
    36,590.96x = 50,498.49 × 20,678.71
  4. Step 4: Simplify right side
    36,590.96x = 1,044,243,630.15
  5. Step 5: Solve for x
    x = 1,044,243,630.15/36,590.96
  6. Step 6: Final answer
    x = 28,538.30

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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.