Home / 17,664.08-26,497.20-7,276.64

Finding the Fourth Proportional to 17,664.08, 26,497.20 and 7,276.64

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Solution

The fourth proportional to 17,664.08, 26,497.20 and 7,276.64 is: 10,915.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,664.08 : 26,497.20 = 7,276.64 : x
  2. Step 2: Convert to fraction form
    17,664.08/26,497.20 = 7,276.64/x
  3. Step 3: Cross multiply
    17,664.08x = 26,497.20 × 7,276.64
  4. Step 4: Simplify right side
    17,664.08x = 192,810,585.41
  5. Step 5: Solve for x
    x = 192,810,585.41/17,664.08
  6. Step 6: Final answer
    x = 10,915.40

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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.