Home / 39,871.50-59,771.97-14,894.70

Finding the Fourth Proportional to 39,871.50, 59,771.97 and 14,894.70

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Solution

The fourth proportional to 39,871.50, 59,771.97 and 14,894.70 is: 22,328.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,871.50 : 59,771.97 = 14,894.70 : x
  2. Step 2: Convert to fraction form
    39,871.50/59,771.97 = 14,894.70/x
  3. Step 3: Cross multiply
    39,871.50x = 59,771.97 × 14,894.70
  4. Step 4: Simplify right side
    39,871.50x = 890,285,561.56
  5. Step 5: Solve for x
    x = 890,285,561.56/39,871.50
  6. Step 6: Final answer
    x = 22,328.87

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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.