Home / 30,263.88-41,768.01-18,327.72

Finding the Fourth Proportional to 30,263.88, 41,768.01 and 18,327.72

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Solution

The fourth proportional to 30,263.88, 41,768.01 and 18,327.72 is: 25,294.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,263.88 : 41,768.01 = 18,327.72 : x
  2. Step 2: Convert to fraction form
    30,263.88/41,768.01 = 18,327.72/x
  3. Step 3: Cross multiply
    30,263.88x = 41,768.01 × 18,327.72
  4. Step 4: Simplify right side
    30,263.88x = 765,512,392.24
  5. Step 5: Solve for x
    x = 765,512,392.24/30,263.88
  6. Step 6: Final answer
    x = 25,294.59

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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.