Home / 19,654.35-27,125.17-12,099.17

Finding the Fourth Proportional to 19,654.35, 27,125.17 and 12,099.17

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Solution

The fourth proportional to 19,654.35, 27,125.17 and 12,099.17 is: 16,698.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,654.35 : 27,125.17 = 12,099.17 : x
  2. Step 2: Convert to fraction form
    19,654.35/27,125.17 = 12,099.17/x
  3. Step 3: Cross multiply
    19,654.35x = 27,125.17 × 12,099.17
  4. Step 4: Simplify right side
    19,654.35x = 328,191,877.24
  5. Step 5: Solve for x
    x = 328,191,877.24/19,654.35
  6. Step 6: Final answer
    x = 16,698.18

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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.