Home / 14,868.67-20,518.74-8,581.04

Finding the Fourth Proportional to 14,868.67, 20,518.74 and 8,581.04

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Solution

The fourth proportional to 14,868.67, 20,518.74 and 8,581.04 is: 11,841.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,868.67 : 20,518.74 = 8,581.04 : x
  2. Step 2: Convert to fraction form
    14,868.67/20,518.74 = 8,581.04/x
  3. Step 3: Cross multiply
    14,868.67x = 20,518.74 × 8,581.04
  4. Step 4: Simplify right side
    14,868.67x = 176,072,179.99
  5. Step 5: Solve for x
    x = 176,072,179.99/14,868.67
  6. Step 6: Final answer
    x = 11,841.83

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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.