Home / 33,252.12-45,876.78-20,676.06

Finding the Fourth Proportional to 33,252.12, 45,876.78 and 20,676.06

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Solution

The fourth proportional to 33,252.12, 45,876.78 and 20,676.06 is: 28,526.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,252.12 : 45,876.78 = 20,676.06 : x
  2. Step 2: Convert to fraction form
    33,252.12/45,876.78 = 20,676.06/x
  3. Step 3: Cross multiply
    33,252.12x = 45,876.78 × 20,676.06
  4. Step 4: Simplify right side
    33,252.12x = 948,551,055.89
  5. Step 5: Solve for x
    x = 948,551,055.89/33,252.12
  6. Step 6: Final answer
    x = 28,526.03

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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.