Home / 21,562.37-32,343.56-9,702.29

Finding the Fourth Proportional to 21,562.37, 32,343.56 and 9,702.29

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Solution

The fourth proportional to 21,562.37, 32,343.56 and 9,702.29 is: 14,553.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,562.37 : 32,343.56 = 9,702.29 : x
  2. Step 2: Convert to fraction form
    21,562.37/32,343.56 = 9,702.29/x
  3. Step 3: Cross multiply
    21,562.37x = 32,343.56 × 9,702.29
  4. Step 4: Simplify right side
    21,562.37x = 313,806,388.52
  5. Step 5: Solve for x
    x = 313,806,388.52/21,562.37
  6. Step 6: Final answer
    x = 14,553.43

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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.