Home / 16,909.47-23,324.90-12,444.75

Finding the Fourth Proportional to 16,909.47, 23,324.90 and 12,444.75

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Solution

The fourth proportional to 16,909.47, 23,324.90 and 12,444.75 is: 17,166.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909.47 : 23,324.90 = 12,444.75 : x
  2. Step 2: Convert to fraction form
    16,909.47/23,324.90 = 12,444.75/x
  3. Step 3: Cross multiply
    16,909.47x = 23,324.90 × 12,444.75
  4. Step 4: Simplify right side
    16,909.47x = 290,272,487.05
  5. Step 5: Solve for x
    x = 290,272,487.05/16,909.47
  6. Step 6: Final answer
    x = 17,166.27

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Half scale
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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.