Home / 13,362.13-20,036.41-4,474.32

Finding the Fourth Proportional to 13,362.13, 20,036.41 and 4,474.32

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Solution

The fourth proportional to 13,362.13, 20,036.41 and 4,474.32 is: 6,709.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362.13 : 20,036.41 = 4,474.32 : x
  2. Step 2: Convert to fraction form
    13,362.13/20,036.41 = 4,474.32/x
  3. Step 3: Cross multiply
    13,362.13x = 20,036.41 × 4,474.32
  4. Step 4: Simplify right side
    13,362.13x = 89,649,309.99
  5. Step 5: Solve for x
    x = 89,649,309.99/13,362.13
  6. Step 6: Final answer
    x = 6,709.21

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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.