Home / 20,060.59-27,684.56-12,102.64

Finding the Fourth Proportional to 20,060.59, 27,684.56 and 12,102.64

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Solution

The fourth proportional to 20,060.59, 27,684.56 and 12,102.64 is: 16,702.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,060.59 : 27,684.56 = 12,102.64 : x
  2. Step 2: Convert to fraction form
    20,060.59/27,684.56 = 12,102.64/x
  3. Step 3: Cross multiply
    20,060.59x = 27,684.56 × 12,102.64
  4. Step 4: Simplify right side
    20,060.59x = 335,056,263.24
  5. Step 5: Solve for x
    x = 335,056,263.24/20,060.59
  6. Step 6: Final answer
    x = 16,702.21

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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.