Home / 30,272.23-41,763.49-19,087.75

Finding the Fourth Proportional to 30,272.23, 41,763.49 and 19,087.75

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Solution

The fourth proportional to 30,272.23, 41,763.49 and 19,087.75 is: 26,333.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,272.23 : 41,763.49 = 19,087.75 : x
  2. Step 2: Convert to fraction form
    30,272.23/41,763.49 = 19,087.75/x
  3. Step 3: Cross multiply
    30,272.23x = 41,763.49 × 19,087.75
  4. Step 4: Simplify right side
    30,272.23x = 797,171,056.25
  5. Step 5: Solve for x
    x = 797,171,056.25/30,272.23
  6. Step 6: Final answer
    x = 26,333.41

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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.