Home / 16,882.32-25,318.60-6,491.60

Finding the Fourth Proportional to 16,882.32, 25,318.60 and 6,491.60

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Solution

The fourth proportional to 16,882.32, 25,318.60 and 6,491.60 is: 9,735.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,882.32 : 25,318.60 = 6,491.60 : x
  2. Step 2: Convert to fraction form
    16,882.32/25,318.60 = 6,491.60/x
  3. Step 3: Cross multiply
    16,882.32x = 25,318.60 × 6,491.60
  4. Step 4: Simplify right side
    16,882.32x = 164,358,223.76
  5. Step 5: Solve for x
    x = 164,358,223.76/16,882.32
  6. Step 6: Final answer
    x = 9,735.52

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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.