Home / 14,510.62-20,023.63-8,136.73

Finding the Fourth Proportional to 14,510.62, 20,023.63 and 8,136.73

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Solution

The fourth proportional to 14,510.62, 20,023.63 and 8,136.73 is: 11,228.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,510.62 : 20,023.63 = 8,136.73 : x
  2. Step 2: Convert to fraction form
    14,510.62/20,023.63 = 8,136.73/x
  3. Step 3: Cross multiply
    14,510.62x = 20,023.63 × 8,136.73
  4. Step 4: Simplify right side
    14,510.62x = 162,926,870.93
  5. Step 5: Solve for x
    x = 162,926,870.93/14,510.62
  6. Step 6: Final answer
    x = 11,228.11

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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.