Home / 16,679.98-23,018.39-9,126.19

Finding the Fourth Proportional to 16,679.98, 23,018.39 and 9,126.19

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Solution

The fourth proportional to 16,679.98, 23,018.39 and 9,126.19 is: 12,594.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,679.98 : 23,018.39 = 9,126.19 : x
  2. Step 2: Convert to fraction form
    16,679.98/23,018.39 = 9,126.19/x
  3. Step 3: Cross multiply
    16,679.98x = 23,018.39 × 9,126.19
  4. Step 4: Simplify right side
    16,679.98x = 210,070,200.63
  5. Step 5: Solve for x
    x = 210,070,200.63/16,679.98
  6. Step 6: Final answer
    x = 12,594.15

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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.