Home / 17,787.14-26,680.59-7,254.80

Finding the Fourth Proportional to 17,787.14, 26,680.59 and 7,254.80

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Solution

The fourth proportional to 17,787.14, 26,680.59 and 7,254.80 is: 10,882.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,787.14 : 26,680.59 = 7,254.80 : x
  2. Step 2: Convert to fraction form
    17,787.14/26,680.59 = 7,254.80/x
  3. Step 3: Cross multiply
    17,787.14x = 26,680.59 × 7,254.80
  4. Step 4: Simplify right side
    17,787.14x = 193,562,344.33
  5. Step 5: Solve for x
    x = 193,562,344.33/17,787.14
  6. Step 6: Final answer
    x = 10,882.15

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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.