Home / 14,194.12-19,588.08-7,906.50

Finding the Fourth Proportional to 14,194.12, 19,588.08 and 7,906.50

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Solution

The fourth proportional to 14,194.12, 19,588.08 and 7,906.50 is: 10,911.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,194.12 : 19,588.08 = 7,906.50 : x
  2. Step 2: Convert to fraction form
    14,194.12/19,588.08 = 7,906.50/x
  3. Step 3: Cross multiply
    14,194.12x = 19,588.08 × 7,906.50
  4. Step 4: Simplify right side
    14,194.12x = 154,873,154.52
  5. Step 5: Solve for x
    x = 154,873,154.52/14,194.12
  6. Step 6: Final answer
    x = 10,911.08

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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.