Home / 20,627.76-30,937.72-5,833.11

Finding the Fourth Proportional to 20,627.76, 30,937.72 and 5,833.11

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Solution

The fourth proportional to 20,627.76, 30,937.72 and 5,833.11 is: 8,748.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,627.76 : 30,937.72 = 5,833.11 : x
  2. Step 2: Convert to fraction form
    20,627.76/30,937.72 = 5,833.11/x
  3. Step 3: Cross multiply
    20,627.76x = 30,937.72 × 5,833.11
  4. Step 4: Simplify right side
    20,627.76x = 180,463,123.91
  5. Step 5: Solve for x
    x = 180,463,123.91/20,627.76
  6. Step 6: Final answer
    x = 8,748.56

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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.