Home / 33,201.19-45,812.28-19,772.10

Finding the Fourth Proportional to 33,201.19, 45,812.28 and 19,772.10

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Solution

The fourth proportional to 33,201.19, 45,812.28 and 19,772.10 is: 27,282.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,201.19 : 45,812.28 = 19,772.10 : x
  2. Step 2: Convert to fraction form
    33,201.19/45,812.28 = 19,772.10/x
  3. Step 3: Cross multiply
    33,201.19x = 45,812.28 × 19,772.10
  4. Step 4: Simplify right side
    33,201.19x = 905,805,055.53
  5. Step 5: Solve for x
    x = 905,805,055.53/33,201.19
  6. Step 6: Final answer
    x = 27,282.31

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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.