Home / 29,190.90-40,286.48-17,867.95

Finding the Fourth Proportional to 29,190.90, 40,286.48 and 17,867.95

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Solution

The fourth proportional to 29,190.90, 40,286.48 and 17,867.95 is: 24,659.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,190.90 : 40,286.48 = 17,867.95 : x
  2. Step 2: Convert to fraction form
    29,190.90/40,286.48 = 17,867.95/x
  3. Step 3: Cross multiply
    29,190.90x = 40,286.48 × 17,867.95
  4. Step 4: Simplify right side
    29,190.90x = 719,836,810.32
  5. Step 5: Solve for x
    x = 719,836,810.32/29,190.90
  6. Step 6: Final answer
    x = 24,659.63

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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.