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Finding the Fourth Proportional to 34,713.22, 47,904.23 and 18,797.66

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Solution

The fourth proportional to 34,713.22, 47,904.23 and 18,797.66 is: 25,940.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,713.22 : 47,904.23 = 18,797.66 : x
  2. Step 2: Convert to fraction form
    34,713.22/47,904.23 = 18,797.66/x
  3. Step 3: Cross multiply
    34,713.22x = 47,904.23 × 18,797.66
  4. Step 4: Simplify right side
    34,713.22x = 900,487,334.11
  5. Step 5: Solve for x
    x = 900,487,334.11/34,713.22
  6. Step 6: Final answer
    x = 25,940.76

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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.