Home / 16,747.60-25,099.68-6,875.20

Finding the Fourth Proportional to 16,747.60, 25,099.68 and 6,875.20

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Solution

The fourth proportional to 16,747.60, 25,099.68 and 6,875.20 is: 10,303.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,747.60 : 25,099.68 = 6,875.20 : x
  2. Step 2: Convert to fraction form
    16,747.60/25,099.68 = 6,875.20/x
  3. Step 3: Cross multiply
    16,747.60x = 25,099.68 × 6,875.20
  4. Step 4: Simplify right side
    16,747.60x = 172,565,319.94
  5. Step 5: Solve for x
    x = 172,565,319.94/16,747.60
  6. Step 6: Final answer
    x = 10,303.88

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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.