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Finding the Fourth Proportional to 17,339.70, 26,010.30 and 14,438.46

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Solution

The fourth proportional to 17,339.70, 26,010.30 and 14,438.46 is: 21,658.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,339.70 : 26,010.30 = 14,438.46 : x
  2. Step 2: Convert to fraction form
    17,339.70/26,010.30 = 14,438.46/x
  3. Step 3: Cross multiply
    17,339.70x = 26,010.30 × 14,438.46
  4. Step 4: Simplify right side
    17,339.70x = 375,548,676.14
  5. Step 5: Solve for x
    x = 375,548,676.14/17,339.70
  6. Step 6: Final answer
    x = 21,658.31

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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.