Home / 39,378.75-59,095.49-16,005.21

Finding the Fourth Proportional to 39,378.75, 59,095.49 and 16,005.21

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Solution

The fourth proportional to 39,378.75, 59,095.49 and 16,005.21 is: 24,018.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,378.75 : 59,095.49 = 16,005.21 : x
  2. Step 2: Convert to fraction form
    39,378.75/59,095.49 = 16,005.21/x
  3. Step 3: Cross multiply
    39,378.75x = 59,095.49 × 16,005.21
  4. Step 4: Simplify right side
    39,378.75x = 945,835,647.48
  5. Step 5: Solve for x
    x = 945,835,647.48/39,378.75
  6. Step 6: Final answer
    x = 24,018.94

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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.