Home / 13,204.36-19,809.28-4,439.05

Finding the Fourth Proportional to 13,204.36, 19,809.28 and 4,439.05

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Solution

The fourth proportional to 13,204.36, 19,809.28 and 4,439.05 is: 6,659.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204.36 : 19,809.28 = 4,439.05 : x
  2. Step 2: Convert to fraction form
    13,204.36/19,809.28 = 4,439.05/x
  3. Step 3: Cross multiply
    13,204.36x = 19,809.28 × 4,439.05
  4. Step 4: Simplify right side
    13,204.36x = 87,934,263.14
  5. Step 5: Solve for x
    x = 87,934,263.14/13,204.36
  6. Step 6: Final answer
    x = 6,659.49

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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.