Home / 13,211.48-19,819.46-4,444.31

Finding the Fourth Proportional to 13,211.48, 19,819.46 and 4,444.31

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Solution

The fourth proportional to 13,211.48, 19,819.46 and 4,444.31 is: 6,667.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,211.48 : 19,819.46 = 4,444.31 : x
  2. Step 2: Convert to fraction form
    13,211.48/19,819.46 = 4,444.31/x
  3. Step 3: Cross multiply
    13,211.48x = 19,819.46 × 4,444.31
  4. Step 4: Simplify right side
    13,211.48x = 88,083,884.93
  5. Step 5: Solve for x
    x = 88,083,884.93/13,211.48
  6. Step 6: Final answer
    x = 6,667.22

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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.