Home / 37,609.38-56,445.24-18,894.78

Finding the Fourth Proportional to 37,609.38, 56,445.24 and 18,894.78

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Solution

The fourth proportional to 37,609.38, 56,445.24 and 18,894.78 is: 28,357.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,609.38 : 56,445.24 = 18,894.78 : x
  2. Step 2: Convert to fraction form
    37,609.38/56,445.24 = 18,894.78/x
  3. Step 3: Cross multiply
    37,609.38x = 56,445.24 × 18,894.78
  4. Step 4: Simplify right side
    37,609.38x = 1,066,520,391.85
  5. Step 5: Solve for x
    x = 1,066,520,391.85/37,609.38
  6. Step 6: Final answer
    x = 28,357.83

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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.