Home / 31,965.36-44,112.39-17,819.10

Finding the Fourth Proportional to 31,965.36, 44,112.39 and 17,819.10

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Solution

The fourth proportional to 31,965.36, 44,112.39 and 17,819.10 is: 24,590.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,965.36 : 44,112.39 = 17,819.10 : x
  2. Step 2: Convert to fraction form
    31,965.36/44,112.39 = 17,819.10/x
  3. Step 3: Cross multiply
    31,965.36x = 44,112.39 × 17,819.10
  4. Step 4: Simplify right side
    31,965.36x = 786,043,088.65
  5. Step 5: Solve for x
    x = 786,043,088.65/31,965.36
  6. Step 6: Final answer
    x = 24,590.47

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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.