Home / 14,585.85-20,114.82-11,611.53

Finding the Fourth Proportional to 14,585.85, 20,114.82 and 11,611.53

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Solution

The fourth proportional to 14,585.85, 20,114.82 and 11,611.53 is: 16,013.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,585.85 : 20,114.82 = 11,611.53 : x
  2. Step 2: Convert to fraction form
    14,585.85/20,114.82 = 11,611.53/x
  3. Step 3: Cross multiply
    14,585.85x = 20,114.82 × 11,611.53
  4. Step 4: Simplify right side
    14,585.85x = 233,563,835.87
  5. Step 5: Solve for x
    x = 233,563,835.87/14,585.85
  6. Step 6: Final answer
    x = 16,013.04

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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.