Home / 34,734-47,932.88-18,818.30

Finding the Fourth Proportional to 34,734, 47,932.88 and 18,818.30

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Solution

The fourth proportional to 34,734, 47,932.88 and 18,818.30 is: 25,969.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,734 : 47,932.88 = 18,818.30 : x
  2. Step 2: Convert to fraction form
    34,734/47,932.88 = 18,818.30/x
  3. Step 3: Cross multiply
    34,734x = 47,932.88 × 18,818.30
  4. Step 4: Simplify right side
    34,734x = 902,015,315.70
  5. Step 5: Solve for x
    x = 902,015,315.70/34,734
  6. Step 6: Final answer
    x = 25,969.23

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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.