Home / 19,702.88-29,530.56-8,604.80

Finding the Fourth Proportional to 19,702.88, 29,530.56 and 8,604.80

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Solution

The fourth proportional to 19,702.88, 29,530.56 and 8,604.80 is: 12,896.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,702.88 : 29,530.56 = 8,604.80 : x
  2. Step 2: Convert to fraction form
    19,702.88/29,530.56 = 8,604.80/x
  3. Step 3: Cross multiply
    19,702.88x = 29,530.56 × 8,604.80
  4. Step 4: Simplify right side
    19,702.88x = 254,104,562.69
  5. Step 5: Solve for x
    x = 254,104,562.69/19,702.88
  6. Step 6: Final answer
    x = 12,896.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.