Home / 33,088.72-45,708.92-30,099.28

Finding the Fourth Proportional to 33,088.72, 45,708.92 and 30,099.28

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Solution

The fourth proportional to 33,088.72, 45,708.92 and 30,099.28 is: 41,579.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,088.72 : 45,708.92 = 30,099.28 : x
  2. Step 2: Convert to fraction form
    33,088.72/45,708.92 = 30,099.28/x
  3. Step 3: Cross multiply
    33,088.72x = 45,708.92 × 30,099.28
  4. Step 4: Simplify right side
    33,088.72x = 1,375,805,581.58
  5. Step 5: Solve for x
    x = 1,375,805,581.58/33,088.72
  6. Step 6: Final answer
    x = 41,579.29

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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.