Home / 14,910.40-22,371.68-7,516.99

Finding the Fourth Proportional to 14,910.40, 22,371.68 and 7,516.99

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Solution

The fourth proportional to 14,910.40, 22,371.68 and 7,516.99 is: 11,278.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,910.40 : 22,371.68 = 7,516.99 : x
  2. Step 2: Convert to fraction form
    14,910.40/22,371.68 = 7,516.99/x
  3. Step 3: Cross multiply
    14,910.40x = 22,371.68 × 7,516.99
  4. Step 4: Simplify right side
    14,910.40x = 168,167,694.84
  5. Step 5: Solve for x
    x = 168,167,694.84/14,910.40
  6. Step 6: Final answer
    x = 11,278.55

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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.