Home / 22,158.04-30,512.82-19,799.32

Finding the Fourth Proportional to 22,158.04, 30,512.82 and 19,799.32

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Solution

The fourth proportional to 22,158.04, 30,512.82 and 19,799.32 is: 27,264.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,158.04 : 30,512.82 = 19,799.32 : x
  2. Step 2: Convert to fraction form
    22,158.04/30,512.82 = 19,799.32/x
  3. Step 3: Cross multiply
    22,158.04x = 30,512.82 × 19,799.32
  4. Step 4: Simplify right side
    22,158.04x = 604,133,087.28
  5. Step 5: Solve for x
    x = 604,133,087.28/22,158.04
  6. Step 6: Final answer
    x = 27,264.73

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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.