Home / 33,165.78-45,763.47-19,015.98

Finding the Fourth Proportional to 33,165.78, 45,763.47 and 19,015.98

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Solution

The fourth proportional to 33,165.78, 45,763.47 and 19,015.98 is: 26,239.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,165.78 : 45,763.47 = 19,015.98 : x
  2. Step 2: Convert to fraction form
    33,165.78/45,763.47 = 19,015.98/x
  3. Step 3: Cross multiply
    33,165.78x = 45,763.47 × 19,015.98
  4. Step 4: Simplify right side
    33,165.78x = 870,237,230.25
  5. Step 5: Solve for x
    x = 870,237,230.25/33,165.78
  6. Step 6: Final answer
    x = 26,239.01

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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.