Home / 25,140.60-37,704.68-8,500.28

Finding the Fourth Proportional to 25,140.60, 37,704.68 and 8,500.28

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Solution

The fourth proportional to 25,140.60, 37,704.68 and 8,500.28 is: 12,748.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,140.60 : 37,704.68 = 8,500.28 : x
  2. Step 2: Convert to fraction form
    25,140.60/37,704.68 = 8,500.28/x
  3. Step 3: Cross multiply
    25,140.60x = 37,704.68 × 8,500.28
  4. Step 4: Simplify right side
    25,140.60x = 320,500,337.31
  5. Step 5: Solve for x
    x = 320,500,337.31/25,140.60
  6. Step 6: Final answer
    x = 12,748.32

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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.