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Finding the Fourth Proportional to 22,896.64, 34,343.04 and 15,548.32

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Solution

The fourth proportional to 22,896.64, 34,343.04 and 15,548.32 is: 23,321.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,896.64 : 34,343.04 = 15,548.32 : x
  2. Step 2: Convert to fraction form
    22,896.64/34,343.04 = 15,548.32/x
  3. Step 3: Cross multiply
    22,896.64x = 34,343.04 × 15,548.32
  4. Step 4: Simplify right side
    22,896.64x = 533,976,575.69
  5. Step 5: Solve for x
    x = 533,976,575.69/22,896.64
  6. Step 6: Final answer
    x = 23,321.18

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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.