Home / 16,071.59-22,178.62-8,998.09

Finding the Fourth Proportional to 16,071.59, 22,178.62 and 8,998.09

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Solution

The fourth proportional to 16,071.59, 22,178.62 and 8,998.09 is: 12,417.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,071.59 : 22,178.62 = 8,998.09 : x
  2. Step 2: Convert to fraction form
    16,071.59/22,178.62 = 8,998.09/x
  3. Step 3: Cross multiply
    16,071.59x = 22,178.62 × 8,998.09
  4. Step 4: Simplify right side
    16,071.59x = 199,565,218.84
  5. Step 5: Solve for x
    x = 199,565,218.84/16,071.59
  6. Step 6: Final answer
    x = 12,417.27

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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.