Home / 10,823.85-16,231.32-4,159.62

Finding the Fourth Proportional to 10,823.85, 16,231.32 and 4,159.62

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Solution

The fourth proportional to 10,823.85, 16,231.32 and 4,159.62 is: 6,237.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.85 : 16,231.32 = 4,159.62 : x
  2. Step 2: Convert to fraction form
    10,823.85/16,231.32 = 4,159.62/x
  3. Step 3: Cross multiply
    10,823.85x = 16,231.32 × 4,159.62
  4. Step 4: Simplify right side
    10,823.85x = 67,516,123.30
  5. Step 5: Solve for x
    x = 67,516,123.30/10,823.85
  6. Step 6: Final answer
    x = 6,237.72

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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.