Home / 14,849.92-20,491.62-8,476.48

Finding the Fourth Proportional to 14,849.92, 20,491.62 and 8,476.48

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Solution

The fourth proportional to 14,849.92, 20,491.62 and 8,476.48 is: 11,696.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,849.92 : 20,491.62 = 8,476.48 : x
  2. Step 2: Convert to fraction form
    14,849.92/20,491.62 = 8,476.48/x
  3. Step 3: Cross multiply
    14,849.92x = 20,491.62 × 8,476.48
  4. Step 4: Simplify right side
    14,849.92x = 173,696,807.10
  5. Step 5: Solve for x
    x = 173,696,807.10/14,849.92
  6. Step 6: Final answer
    x = 11,696.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.