Home / 34,234.92-47,244.06-19,128.96

Finding the Fourth Proportional to 34,234.92, 47,244.06 and 19,128.96

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Solution

The fourth proportional to 34,234.92, 47,244.06 and 19,128.96 is: 26,397.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,234.92 : 47,244.06 = 19,128.96 : x
  2. Step 2: Convert to fraction form
    34,234.92/47,244.06 = 19,128.96/x
  3. Step 3: Cross multiply
    34,234.92x = 47,244.06 × 19,128.96
  4. Step 4: Simplify right side
    34,234.92x = 903,729,733.98
  5. Step 5: Solve for x
    x = 903,729,733.98/34,234.92
  6. Step 6: Final answer
    x = 26,397.89

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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.