Home / 19,562.90-27,001.62-12,011.04

Finding the Fourth Proportional to 19,562.90, 27,001.62 and 12,011.04

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Solution

The fourth proportional to 19,562.90, 27,001.62 and 12,011.04 is: 16,578.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,562.90 : 27,001.62 = 12,011.04 : x
  2. Step 2: Convert to fraction form
    19,562.90/27,001.62 = 12,011.04/x
  3. Step 3: Cross multiply
    19,562.90x = 27,001.62 × 12,011.04
  4. Step 4: Simplify right side
    19,562.90x = 324,317,537.88
  5. Step 5: Solve for x
    x = 324,317,537.88/19,562.90
  6. Step 6: Final answer
    x = 16,578.20

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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.