Home / 18,395.28-27,596.16-8,545.68

Finding the Fourth Proportional to 18,395.28, 27,596.16 and 8,545.68

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Solution

The fourth proportional to 18,395.28, 27,596.16 and 8,545.68 is: 12,820.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,395.28 : 27,596.16 = 8,545.68 : x
  2. Step 2: Convert to fraction form
    18,395.28/27,596.16 = 8,545.68/x
  3. Step 3: Cross multiply
    18,395.28x = 27,596.16 × 8,545.68
  4. Step 4: Simplify right side
    18,395.28x = 235,827,952.59
  5. Step 5: Solve for x
    x = 235,827,952.59/18,395.28
  6. Step 6: Final answer
    x = 12,820.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.