Home / 19,735.57-27,242.87-12,184.95

Finding the Fourth Proportional to 19,735.57, 27,242.87 and 12,184.95

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Solution

The fourth proportional to 19,735.57, 27,242.87 and 12,184.95 is: 16,820.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,735.57 : 27,242.87 = 12,184.95 : x
  2. Step 2: Convert to fraction form
    19,735.57/27,242.87 = 12,184.95/x
  3. Step 3: Cross multiply
    19,735.57x = 27,242.87 × 12,184.95
  4. Step 4: Simplify right side
    19,735.57x = 331,952,947.88
  5. Step 5: Solve for x
    x = 331,952,947.88/19,735.57
  6. Step 6: Final answer
    x = 16,820.04

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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.