Home / 22,283.88-33,273.03-18,995.28

Finding the Fourth Proportional to 22,283.88, 33,273.03 and 18,995.28

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Solution

The fourth proportional to 22,283.88, 33,273.03 and 18,995.28 is: 28,362.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,283.88 : 33,273.03 = 18,995.28 : x
  2. Step 2: Convert to fraction form
    22,283.88/33,273.03 = 18,995.28/x
  3. Step 3: Cross multiply
    22,283.88x = 33,273.03 × 18,995.28
  4. Step 4: Simplify right side
    22,283.88x = 632,030,521.30
  5. Step 5: Solve for x
    x = 632,030,521.30/22,283.88
  6. Step 6: Final answer
    x = 28,362.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.