Home / 39,493.30-59,239.94-15,811.50

Finding the Fourth Proportional to 39,493.30, 59,239.94 and 15,811.50

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Solution

The fourth proportional to 39,493.30, 59,239.94 and 15,811.50 is: 23,717.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,493.30 : 59,239.94 = 15,811.50 : x
  2. Step 2: Convert to fraction form
    39,493.30/59,239.94 = 15,811.50/x
  3. Step 3: Cross multiply
    39,493.30x = 59,239.94 × 15,811.50
  4. Step 4: Simplify right side
    39,493.30x = 936,672,311.31
  5. Step 5: Solve for x
    x = 936,672,311.31/39,493.30
  6. Step 6: Final answer
    x = 23,717.25

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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.