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Finding the Fourth Proportional to 17,223.98, 25,814.41 and 7,351.70

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Solution

The fourth proportional to 17,223.98, 25,814.41 and 7,351.70 is: 11,018.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,223.98 : 25,814.41 = 7,351.70 : x
  2. Step 2: Convert to fraction form
    17,223.98/25,814.41 = 7,351.70/x
  3. Step 3: Cross multiply
    17,223.98x = 25,814.41 × 7,351.70
  4. Step 4: Simplify right side
    17,223.98x = 189,779,844.15
  5. Step 5: Solve for x
    x = 189,779,844.15/17,223.98
  6. Step 6: Final answer
    x = 11,018.35

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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.