Home / 38,961.69-53,767.35-22,838.51

Finding the Fourth Proportional to 38,961.69, 53,767.35 and 22,838.51

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Solution

The fourth proportional to 38,961.69, 53,767.35 and 22,838.51 is: 31,517.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,961.69 : 53,767.35 = 22,838.51 : x
  2. Step 2: Convert to fraction form
    38,961.69/53,767.35 = 22,838.51/x
  3. Step 3: Cross multiply
    38,961.69x = 53,767.35 × 22,838.51
  4. Step 4: Simplify right side
    38,961.69x = 1,227,965,891.81
  5. Step 5: Solve for x
    x = 1,227,965,891.81/38,961.69
  6. Step 6: Final answer
    x = 31,517.26

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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.