Home / 33,032.72-45,583.56-18,887.12

Finding the Fourth Proportional to 33,032.72, 45,583.56 and 18,887.12

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Solution

The fourth proportional to 33,032.72, 45,583.56 and 18,887.12 is: 26,063.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,032.72 : 45,583.56 = 18,887.12 : x
  2. Step 2: Convert to fraction form
    33,032.72/45,583.56 = 18,887.12/x
  3. Step 3: Cross multiply
    33,032.72x = 45,583.56 × 18,887.12
  4. Step 4: Simplify right side
    33,032.72x = 860,942,167.75
  5. Step 5: Solve for x
    x = 860,942,167.75/33,032.72
  6. Step 6: Final answer
    x = 26,063.31

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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.