Home / 14,205.56-19,600.16-8,539.18

Finding the Fourth Proportional to 14,205.56, 19,600.16 and 8,539.18

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Solution

The fourth proportional to 14,205.56, 19,600.16 and 8,539.18 is: 11,781.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205.56 : 19,600.16 = 8,539.18 : x
  2. Step 2: Convert to fraction form
    14,205.56/19,600.16 = 8,539.18/x
  3. Step 3: Cross multiply
    14,205.56x = 19,600.16 × 8,539.18
  4. Step 4: Simplify right side
    14,205.56x = 167,369,202.57
  5. Step 5: Solve for x
    x = 167,369,202.57/14,205.56
  6. Step 6: Final answer
    x = 11,781.95

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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.