Home / 14,591.65-20,136.39-8,304.04

Finding the Fourth Proportional to 14,591.65, 20,136.39 and 8,304.04

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Solution

The fourth proportional to 14,591.65, 20,136.39 and 8,304.04 is: 11,459.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,591.65 : 20,136.39 = 8,304.04 : x
  2. Step 2: Convert to fraction form
    14,591.65/20,136.39 = 8,304.04/x
  3. Step 3: Cross multiply
    14,591.65x = 20,136.39 × 8,304.04
  4. Step 4: Simplify right side
    14,591.65x = 167,213,388.02
  5. Step 5: Solve for x
    x = 167,213,388.02/14,591.65
  6. Step 6: Final answer
    x = 11,459.53

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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.