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Finding the Fourth Proportional to 21,846.64, 32,769.93 and 6,264.25

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Solution

The fourth proportional to 21,846.64, 32,769.93 and 6,264.25 is: 9,396.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,846.64 : 32,769.93 = 6,264.25 : x
  2. Step 2: Convert to fraction form
    21,846.64/32,769.93 = 6,264.25/x
  3. Step 3: Cross multiply
    21,846.64x = 32,769.93 × 6,264.25
  4. Step 4: Simplify right side
    21,846.64x = 205,279,034.00
  5. Step 5: Solve for x
    x = 205,279,034.00/21,846.64
  6. Step 6: Final answer
    x = 9,396.37

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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.