Home / 16,634.74-22,945.39-12,647.11

Finding the Fourth Proportional to 16,634.74, 22,945.39 and 12,647.11

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Solution

The fourth proportional to 16,634.74, 22,945.39 and 12,647.11 is: 17,444.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,634.74 : 22,945.39 = 12,647.11 : x
  2. Step 2: Convert to fraction form
    16,634.74/22,945.39 = 12,647.11/x
  3. Step 3: Cross multiply
    16,634.74x = 22,945.39 × 12,647.11
  4. Step 4: Simplify right side
    16,634.74x = 290,192,871.32
  5. Step 5: Solve for x
    x = 290,192,871.32/16,634.74
  6. Step 6: Final answer
    x = 17,444.99

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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.