Home / 23,138.58-34,699.48-8,343.52

Finding the Fourth Proportional to 23,138.58, 34,699.48 and 8,343.52

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Solution

The fourth proportional to 23,138.58, 34,699.48 and 8,343.52 is: 12,512.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,138.58 : 34,699.48 = 8,343.52 : x
  2. Step 2: Convert to fraction form
    23,138.58/34,699.48 = 8,343.52/x
  3. Step 3: Cross multiply
    23,138.58x = 34,699.48 × 8,343.52
  4. Step 4: Simplify right side
    23,138.58x = 289,515,805.37
  5. Step 5: Solve for x
    x = 289,515,805.37/23,138.58
  6. Step 6: Final answer
    x = 12,512.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.