Home / 14,037.35-21,037.37-6,127.90

Finding the Fourth Proportional to 14,037.35, 21,037.37 and 6,127.90

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Solution

The fourth proportional to 14,037.35, 21,037.37 and 6,127.90 is: 9,183.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.35 : 21,037.37 = 6,127.90 : x
  2. Step 2: Convert to fraction form
    14,037.35/21,037.37 = 6,127.90/x
  3. Step 3: Cross multiply
    14,037.35x = 21,037.37 × 6,127.90
  4. Step 4: Simplify right side
    14,037.35x = 128,914,969.19
  5. Step 5: Solve for x
    x = 128,914,969.19/14,037.35
  6. Step 6: Final answer
    x = 9,183.71

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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.