Home / 17,758.36-26,640.78-9,442.36

Finding the Fourth Proportional to 17,758.36, 26,640.78 and 9,442.36

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Solution

The fourth proportional to 17,758.36, 26,640.78 and 9,442.36 is: 14,165.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,758.36 : 26,640.78 = 9,442.36 : x
  2. Step 2: Convert to fraction form
    17,758.36/26,640.78 = 9,442.36/x
  3. Step 3: Cross multiply
    17,758.36x = 26,640.78 × 9,442.36
  4. Step 4: Simplify right side
    17,758.36x = 251,551,835.44
  5. Step 5: Solve for x
    x = 251,551,835.44/17,758.36
  6. Step 6: Final answer
    x = 14,165.26

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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.