Home / 13,940.21-20,897.48-6,037.76

Finding the Fourth Proportional to 13,940.21, 20,897.48 and 6,037.76

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Solution

The fourth proportional to 13,940.21, 20,897.48 and 6,037.76 is: 9,051.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,940.21 : 20,897.48 = 6,037.76 : x
  2. Step 2: Convert to fraction form
    13,940.21/20,897.48 = 6,037.76/x
  3. Step 3: Cross multiply
    13,940.21x = 20,897.48 × 6,037.76
  4. Step 4: Simplify right side
    13,940.21x = 126,173,834.17
  5. Step 5: Solve for x
    x = 126,173,834.17/13,940.21
  6. Step 6: Final answer
    x = 9,051.07

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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.