Home / 18,545.60-27,827.54-8,683.17

Finding the Fourth Proportional to 18,545.60, 27,827.54 and 8,683.17

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Solution

The fourth proportional to 18,545.60, 27,827.54 and 8,683.17 is: 13,029.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,545.60 : 27,827.54 = 8,683.17 : x
  2. Step 2: Convert to fraction form
    18,545.60/27,827.54 = 8,683.17/x
  3. Step 3: Cross multiply
    18,545.60x = 27,827.54 × 8,683.17
  4. Step 4: Simplify right side
    18,545.60x = 241,631,217.09
  5. Step 5: Solve for x
    x = 241,631,217.09/18,545.60
  6. Step 6: Final answer
    x = 13,029.04

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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.