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Finding the Fourth Proportional to 34,710.66, 47,900.34 and 18,794.88

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Solution

The fourth proportional to 34,710.66, 47,900.34 and 18,794.88 is: 25,936.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,710.66 : 47,900.34 = 18,794.88 : x
  2. Step 2: Convert to fraction form
    34,710.66/47,900.34 = 18,794.88/x
  3. Step 3: Cross multiply
    34,710.66x = 47,900.34 × 18,794.88
  4. Step 4: Simplify right side
    34,710.66x = 900,281,142.26
  5. Step 5: Solve for x
    x = 900,281,142.26/34,710.66
  6. Step 6: Final answer
    x = 25,936.73

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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.