Home / 33,283.89-45,929.91-18,943.29

Finding the Fourth Proportional to 33,283.89, 45,929.91 and 18,943.29

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Solution

The fourth proportional to 33,283.89, 45,929.91 and 18,943.29 is: 26,140.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,283.89 : 45,929.91 = 18,943.29 : x
  2. Step 2: Convert to fraction form
    33,283.89/45,929.91 = 18,943.29/x
  3. Step 3: Cross multiply
    33,283.89x = 45,929.91 × 18,943.29
  4. Step 4: Simplify right side
    33,283.89x = 870,063,604.80
  5. Step 5: Solve for x
    x = 870,063,604.80/33,283.89
  6. Step 6: Final answer
    x = 26,140.68

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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.