Home / 39,893.85-59,849.55-11,816.10

Finding the Fourth Proportional to 39,893.85, 59,849.55 and 11,816.10

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Solution

The fourth proportional to 39,893.85, 59,849.55 and 11,816.10 is: 17,726.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,893.85 : 59,849.55 = 11,816.10 : x
  2. Step 2: Convert to fraction form
    39,893.85/59,849.55 = 11,816.10/x
  3. Step 3: Cross multiply
    39,893.85x = 59,849.55 × 11,816.10
  4. Step 4: Simplify right side
    39,893.85x = 707,188,267.76
  5. Step 5: Solve for x
    x = 707,188,267.76/39,893.85
  6. Step 6: Final answer
    x = 17,726.75

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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.