Home / 21,702.36-32,553.52-6,117.96

Finding the Fourth Proportional to 21,702.36, 32,553.52 and 6,117.96

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Solution

The fourth proportional to 21,702.36, 32,553.52 and 6,117.96 is: 9,176.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,702.36 : 32,553.52 = 6,117.96 : x
  2. Step 2: Convert to fraction form
    21,702.36/32,553.52 = 6,117.96/x
  3. Step 3: Cross multiply
    21,702.36x = 32,553.52 × 6,117.96
  4. Step 4: Simplify right side
    21,702.36x = 199,161,133.22
  5. Step 5: Solve for x
    x = 199,161,133.22/21,702.36
  6. Step 6: Final answer
    x = 9,176.93

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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.