Home / 34,083.90-51,113.43-11,890.98

Finding the Fourth Proportional to 34,083.90, 51,113.43 and 11,890.98

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Solution

The fourth proportional to 34,083.90, 51,113.43 and 11,890.98 is: 17,832.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,083.90 : 51,113.43 = 11,890.98 : x
  2. Step 2: Convert to fraction form
    34,083.90/51,113.43 = 11,890.98/x
  3. Step 3: Cross multiply
    34,083.90x = 51,113.43 × 11,890.98
  4. Step 4: Simplify right side
    34,083.90x = 607,788,773.86
  5. Step 5: Solve for x
    x = 607,788,773.86/34,083.90
  6. Step 6: Final answer
    x = 17,832.14

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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.