Home / 12,851.98-19,234.14-10,774.33

Finding the Fourth Proportional to 12,851.98, 19,234.14 and 10,774.33

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Solution

The fourth proportional to 12,851.98, 19,234.14 and 10,774.33 is: 16,124.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,851.98 : 19,234.14 = 10,774.33 : x
  2. Step 2: Convert to fraction form
    12,851.98/19,234.14 = 10,774.33/x
  3. Step 3: Cross multiply
    12,851.98x = 19,234.14 × 10,774.33
  4. Step 4: Simplify right side
    12,851.98x = 207,234,971.63
  5. Step 5: Solve for x
    x = 207,234,971.63/12,851.98
  6. Step 6: Final answer
    x = 16,124.75

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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.