Home / 33,113.71-45,706.77-18,975.97

Finding the Fourth Proportional to 33,113.71, 45,706.77 and 18,975.97

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Solution

The fourth proportional to 33,113.71, 45,706.77 and 18,975.97 is: 26,192.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,113.71 : 45,706.77 = 18,975.97 : x
  2. Step 2: Convert to fraction form
    33,113.71/45,706.77 = 18,975.97/x
  3. Step 3: Cross multiply
    33,113.71x = 45,706.77 × 18,975.97
  4. Step 4: Simplify right side
    33,113.71x = 867,329,972.90
  5. Step 5: Solve for x
    x = 867,329,972.90/33,113.71
  6. Step 6: Final answer
    x = 26,192.48

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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.