Home / 23,683.35-32,689.47-13,612.83

Finding the Fourth Proportional to 23,683.35, 32,689.47 and 13,612.83

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Solution

The fourth proportional to 23,683.35, 32,689.47 and 13,612.83 is: 18,789.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,683.35 : 32,689.47 = 13,612.83 : x
  2. Step 2: Convert to fraction form
    23,683.35/32,689.47 = 13,612.83/x
  3. Step 3: Cross multiply
    23,683.35x = 32,689.47 × 13,612.83
  4. Step 4: Simplify right side
    23,683.35x = 444,996,197.90
  5. Step 5: Solve for x
    x = 444,996,197.90/23,683.35
  6. Step 6: Final answer
    x = 18,789.41

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Double scale
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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.