Home / 21,702.96-32,554.92-6,120.24

Finding the Fourth Proportional to 21,702.96, 32,554.92 and 6,120.24

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Solution

The fourth proportional to 21,702.96, 32,554.92 and 6,120.24 is: 9,180.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,702.96 : 32,554.92 = 6,120.24 : x
  2. Step 2: Convert to fraction form
    21,702.96/32,554.92 = 6,120.24/x
  3. Step 3: Cross multiply
    21,702.96x = 32,554.92 × 6,120.24
  4. Step 4: Simplify right side
    21,702.96x = 199,243,923.58
  5. Step 5: Solve for x
    x = 199,243,923.58/21,702.96
  6. Step 6: Final answer
    x = 9,180.50

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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.