Home / 13,346.22-20,005.42-5,020.50

Finding the Fourth Proportional to 13,346.22, 20,005.42 and 5,020.50

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Solution

The fourth proportional to 13,346.22, 20,005.42 and 5,020.50 is: 7,525.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,346.22 : 20,005.42 = 5,020.50 : x
  2. Step 2: Convert to fraction form
    13,346.22/20,005.42 = 5,020.50/x
  3. Step 3: Cross multiply
    13,346.22x = 20,005.42 × 5,020.50
  4. Step 4: Simplify right side
    13,346.22x = 100,437,211.11
  5. Step 5: Solve for x
    x = 100,437,211.11/13,346.22
  6. Step 6: Final answer
    x = 7,525.52

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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.