Home / 34,704.15-47,891.74-18,788.59

Finding the Fourth Proportional to 34,704.15, 47,891.74 and 18,788.59

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Solution

The fourth proportional to 34,704.15, 47,891.74 and 18,788.59 is: 25,928.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,704.15 : 47,891.74 = 18,788.59 : x
  2. Step 2: Convert to fraction form
    34,704.15/47,891.74 = 18,788.59/x
  3. Step 3: Cross multiply
    34,704.15x = 47,891.74 × 18,788.59
  4. Step 4: Simplify right side
    34,704.15x = 899,818,173.30
  5. Step 5: Solve for x
    x = 899,818,173.30/34,704.15
  6. Step 6: Final answer
    x = 25,928.26

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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.