Home / 39,815.85-59,734.11-14,856.09

Finding the Fourth Proportional to 39,815.85, 59,734.11 and 14,856.09

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Solution

The fourth proportional to 39,815.85, 59,734.11 and 14,856.09 is: 22,287.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,815.85 : 59,734.11 = 14,856.09 : x
  2. Step 2: Convert to fraction form
    39,815.85/59,734.11 = 14,856.09/x
  3. Step 3: Cross multiply
    39,815.85x = 59,734.11 × 14,856.09
  4. Step 4: Simplify right side
    39,815.85x = 887,415,351.37
  5. Step 5: Solve for x
    x = 887,415,351.37/39,815.85
  6. Step 6: Final answer
    x = 22,287.99

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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.