Home / 16,697.43-23,042.88-9,144.18

Finding the Fourth Proportional to 16,697.43, 23,042.88 and 9,144.18

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Solution

The fourth proportional to 16,697.43, 23,042.88 and 9,144.18 is: 12,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,697.43 : 23,042.88 = 9,144.18 : x
  2. Step 2: Convert to fraction form
    16,697.43/23,042.88 = 9,144.18/x
  3. Step 3: Cross multiply
    16,697.43x = 23,042.88 × 9,144.18
  4. Step 4: Simplify right side
    16,697.43x = 210,708,242.44
  5. Step 5: Solve for x
    x = 210,708,242.44/16,697.43
  6. Step 6: Final answer
    x = 12,619.20

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Half scale
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Double scale
Find fourth proportional to 16,698.43, 23,044.26 and 9,145.18
Similar ratio
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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.