Home / 16,824.60-23,217-9,270.66

Finding the Fourth Proportional to 16,824.60, 23,217 and 9,270.66

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Solution

The fourth proportional to 16,824.60, 23,217 and 9,270.66 is: 12,792.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824.60 : 23,217 = 9,270.66 : x
  2. Step 2: Convert to fraction form
    16,824.60/23,217 = 9,270.66/x
  3. Step 3: Cross multiply
    16,824.60x = 23,217 × 9,270.66
  4. Step 4: Simplify right side
    16,824.60x = 215,236,913.22
  5. Step 5: Solve for x
    x = 215,236,913.22/16,824.60
  6. Step 6: Final answer
    x = 12,792.99

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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.