Home / 17,915.14-26,885.05-6,228.36

Finding the Fourth Proportional to 17,915.14, 26,885.05 and 6,228.36

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Solution

The fourth proportional to 17,915.14, 26,885.05 and 6,228.36 is: 9,346.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,915.14 : 26,885.05 = 6,228.36 : x
  2. Step 2: Convert to fraction form
    17,915.14/26,885.05 = 6,228.36/x
  3. Step 3: Cross multiply
    17,915.14x = 26,885.05 × 6,228.36
  4. Step 4: Simplify right side
    17,915.14x = 167,449,754.45
  5. Step 5: Solve for x
    x = 167,449,754.45/17,915.14
  6. Step 6: Final answer
    x = 9,346.83

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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.