Home / 26,234.40-36,174.88-17,721.74

Finding the Fourth Proportional to 26,234.40, 36,174.88 and 17,721.74

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Solution

The fourth proportional to 26,234.40, 36,174.88 and 17,721.74 is: 24,436.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,234.40 : 36,174.88 = 17,721.74 : x
  2. Step 2: Convert to fraction form
    26,234.40/36,174.88 = 17,721.74/x
  3. Step 3: Cross multiply
    26,234.40x = 36,174.88 × 17,721.74
  4. Step 4: Simplify right side
    26,234.40x = 641,081,817.89
  5. Step 5: Solve for x
    x = 641,081,817.89/26,234.40
  6. Step 6: Final answer
    x = 24,436.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.