Home / 13,826.36-20,742.78-6,037.40

Finding the Fourth Proportional to 13,826.36, 20,742.78 and 6,037.40

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Solution

The fourth proportional to 13,826.36, 20,742.78 and 6,037.40 is: 9,057.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826.36 : 20,742.78 = 6,037.40 : x
  2. Step 2: Convert to fraction form
    13,826.36/20,742.78 = 6,037.40/x
  3. Step 3: Cross multiply
    13,826.36x = 20,742.78 × 6,037.40
  4. Step 4: Simplify right side
    13,826.36x = 125,232,459.97
  5. Step 5: Solve for x
    x = 125,232,459.97/13,826.36
  6. Step 6: Final answer
    x = 9,057.51

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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.