Home / 17,918.91-26,878.46-6,823.13

Finding the Fourth Proportional to 17,918.91, 26,878.46 and 6,823.13

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Solution

The fourth proportional to 17,918.91, 26,878.46 and 6,823.13 is: 10,234.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,918.91 : 26,878.46 = 6,823.13 : x
  2. Step 2: Convert to fraction form
    17,918.91/26,878.46 = 6,823.13/x
  3. Step 3: Cross multiply
    17,918.91x = 26,878.46 × 6,823.13
  4. Step 4: Simplify right side
    17,918.91x = 183,395,058.27
  5. Step 5: Solve for x
    x = 183,395,058.27/17,918.91
  6. Step 6: Final answer
    x = 10,234.72

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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.