Home / 17,787.16-26,684.46-6,693.64

Finding the Fourth Proportional to 17,787.16, 26,684.46 and 6,693.64

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Solution

The fourth proportional to 17,787.16, 26,684.46 and 6,693.64 is: 10,041.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,787.16 : 26,684.46 = 6,693.64 : x
  2. Step 2: Convert to fraction form
    17,787.16/26,684.46 = 6,693.64/x
  3. Step 3: Cross multiply
    17,787.16x = 26,684.46 × 6,693.64
  4. Step 4: Simplify right side
    17,787.16x = 178,616,168.83
  5. Step 5: Solve for x
    x = 178,616,168.83/17,787.16
  6. Step 6: Final answer
    x = 10,041.86

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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.