Home / 14,199.18-21,296.34-3,808.50

Finding the Fourth Proportional to 14,199.18, 21,296.34 and 3,808.50

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Solution

The fourth proportional to 14,199.18, 21,296.34 and 3,808.50 is: 5,712.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,199.18 : 21,296.34 = 3,808.50 : x
  2. Step 2: Convert to fraction form
    14,199.18/21,296.34 = 3,808.50/x
  3. Step 3: Cross multiply
    14,199.18x = 21,296.34 × 3,808.50
  4. Step 4: Simplify right side
    14,199.18x = 81,107,110.89
  5. Step 5: Solve for x
    x = 81,107,110.89/14,199.18
  6. Step 6: Final answer
    x = 5,712.10

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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.