Home / 34,389.05-51,581.43-12,199.50

Finding the Fourth Proportional to 34,389.05, 51,581.43 and 12,199.50

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Solution

The fourth proportional to 34,389.05, 51,581.43 and 12,199.50 is: 18,298.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,389.05 : 51,581.43 = 12,199.50 : x
  2. Step 2: Convert to fraction form
    34,389.05/51,581.43 = 12,199.50/x
  3. Step 3: Cross multiply
    34,389.05x = 51,581.43 × 12,199.50
  4. Step 4: Simplify right side
    34,389.05x = 629,267,655.29
  5. Step 5: Solve for x
    x = 629,267,655.29/34,389.05
  6. Step 6: Final answer
    x = 18,298.49

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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.