Home / 30,077.48-41,503.25-17,334.78

Finding the Fourth Proportional to 30,077.48, 41,503.25 and 17,334.78

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Solution

The fourth proportional to 30,077.48, 41,503.25 and 17,334.78 is: 23,919.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,077.48 : 41,503.25 = 17,334.78 : x
  2. Step 2: Convert to fraction form
    30,077.48/41,503.25 = 17,334.78/x
  3. Step 3: Cross multiply
    30,077.48x = 41,503.25 × 17,334.78
  4. Step 4: Simplify right side
    30,077.48x = 719,449,621.36
  5. Step 5: Solve for x
    x = 719,449,621.36/30,077.48
  6. Step 6: Final answer
    x = 23,919.88

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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.