Home / 16,861.38-25,295.31-6,472.32

Finding the Fourth Proportional to 16,861.38, 25,295.31 and 6,472.32

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Solution

The fourth proportional to 16,861.38, 25,295.31 and 6,472.32 is: 9,709.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,861.38 : 25,295.31 = 6,472.32 : x
  2. Step 2: Convert to fraction form
    16,861.38/25,295.31 = 6,472.32/x
  3. Step 3: Cross multiply
    16,861.38x = 25,295.31 × 6,472.32
  4. Step 4: Simplify right side
    16,861.38x = 163,719,340.82
  5. Step 5: Solve for x
    x = 163,719,340.82/16,861.38
  6. Step 6: Final answer
    x = 9,709.72

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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.