Home / 13,236.37-19,856.99-4,352.20

Finding the Fourth Proportional to 13,236.37, 19,856.99 and 4,352.20

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Solution

The fourth proportional to 13,236.37, 19,856.99 and 4,352.20 is: 6,529.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236.37 : 19,856.99 = 4,352.20 : x
  2. Step 2: Convert to fraction form
    13,236.37/19,856.99 = 4,352.20/x
  3. Step 3: Cross multiply
    13,236.37x = 19,856.99 × 4,352.20
  4. Step 4: Simplify right side
    13,236.37x = 86,421,591.88
  5. Step 5: Solve for x
    x = 86,421,591.88/13,236.37
  6. Step 6: Final answer
    x = 6,529.10

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1.5x scale

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.