Home / 14,868.06-20,517.84-8,153.70

Finding the Fourth Proportional to 14,868.06, 20,517.84 and 8,153.70

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Solution

The fourth proportional to 14,868.06, 20,517.84 and 8,153.70 is: 11,252.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,868.06 : 20,517.84 = 8,153.70 : x
  2. Step 2: Convert to fraction form
    14,868.06/20,517.84 = 8,153.70/x
  3. Step 3: Cross multiply
    14,868.06x = 20,517.84 × 8,153.70
  4. Step 4: Simplify right side
    14,868.06x = 167,296,312.01
  5. Step 5: Solve for x
    x = 167,296,312.01/14,868.06
  6. Step 6: Final answer
    x = 11,252.06

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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.