Home / 23,683.16-32,683.74-13,614.78

Finding the Fourth Proportional to 23,683.16, 32,683.74 and 13,614.78

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Solution

The fourth proportional to 23,683.16, 32,683.74 and 13,614.78 is: 18,788.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,683.16 : 32,683.74 = 13,614.78 : x
  2. Step 2: Convert to fraction form
    23,683.16/32,683.74 = 13,614.78/x
  3. Step 3: Cross multiply
    23,683.16x = 32,683.74 × 13,614.78
  4. Step 4: Simplify right side
    23,683.16x = 444,981,929.68
  5. Step 5: Solve for x
    x = 444,981,929.68/23,683.16
  6. Step 6: Final answer
    x = 18,788.96

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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.