Home / 23,777.92-32,805.66-13,702.78

Finding the Fourth Proportional to 23,777.92, 32,805.66 and 13,702.78

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Solution

The fourth proportional to 23,777.92, 32,805.66 and 13,702.78 is: 18,905.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,777.92 : 32,805.66 = 13,702.78 : x
  2. Step 2: Convert to fraction form
    23,777.92/32,805.66 = 13,702.78/x
  3. Step 3: Cross multiply
    23,777.92x = 32,805.66 × 13,702.78
  4. Step 4: Simplify right side
    23,777.92x = 449,528,741.73
  5. Step 5: Solve for x
    x = 449,528,741.73/23,777.92
  6. Step 6: Final answer
    x = 18,905.30

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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.