Home / 34,704.10-47,891.82-18,788.56

Finding the Fourth Proportional to 34,704.10, 47,891.82 and 18,788.56

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Solution

The fourth proportional to 34,704.10, 47,891.82 and 18,788.56 is: 25,928.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,704.10 : 47,891.82 = 18,788.56 : x
  2. Step 2: Convert to fraction form
    34,704.10/47,891.82 = 18,788.56/x
  3. Step 3: Cross multiply
    34,704.10x = 47,891.82 × 18,788.56
  4. Step 4: Simplify right side
    34,704.10x = 899,818,333.58
  5. Step 5: Solve for x
    x = 899,818,333.58/34,704.10
  6. Step 6: Final answer
    x = 25,928.30

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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.