Home / 40,384.50-60,579.18-12,682.50

Finding the Fourth Proportional to 40,384.50, 60,579.18 and 12,682.50

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Solution

The fourth proportional to 40,384.50, 60,579.18 and 12,682.50 is: 19,024.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,384.50 : 60,579.18 = 12,682.50 : x
  2. Step 2: Convert to fraction form
    40,384.50/60,579.18 = 12,682.50/x
  3. Step 3: Cross multiply
    40,384.50x = 60,579.18 × 12,682.50
  4. Step 4: Simplify right side
    40,384.50x = 768,295,450.35
  5. Step 5: Solve for x
    x = 768,295,450.35/40,384.50
  6. Step 6: Final answer
    x = 19,024.51

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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.