Home / 19,972.98-27,563.76-12,017.70

Finding the Fourth Proportional to 19,972.98, 27,563.76 and 12,017.70

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Solution

The fourth proportional to 19,972.98, 27,563.76 and 12,017.70 is: 16,585.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,972.98 : 27,563.76 = 12,017.70 : x
  2. Step 2: Convert to fraction form
    19,972.98/27,563.76 = 12,017.70/x
  3. Step 3: Cross multiply
    19,972.98x = 27,563.76 × 12,017.70
  4. Step 4: Simplify right side
    19,972.98x = 331,252,998.55
  5. Step 5: Solve for x
    x = 331,252,998.55/19,972.98
  6. Step 6: Final answer
    x = 16,585.06

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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.