Home / 31,736.35-47,596.69-13,021.70

Finding the Fourth Proportional to 31,736.35, 47,596.69 and 13,021.70

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Solution

The fourth proportional to 31,736.35, 47,596.69 and 13,021.70 is: 19,529.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,736.35 : 47,596.69 = 13,021.70 : x
  2. Step 2: Convert to fraction form
    31,736.35/47,596.69 = 13,021.70/x
  3. Step 3: Cross multiply
    31,736.35x = 47,596.69 × 13,021.70
  4. Step 4: Simplify right side
    31,736.35x = 619,789,753.06
  5. Step 5: Solve for x
    x = 619,789,753.06/31,736.35
  6. Step 6: Final answer
    x = 19,529.34

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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.