Home / 13,459.22-20,188.92-4,694.13

Finding the Fourth Proportional to 13,459.22, 20,188.92 and 4,694.13

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Solution

The fourth proportional to 13,459.22, 20,188.92 and 4,694.13 is: 7,041.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459.22 : 20,188.92 = 4,694.13 : x
  2. Step 2: Convert to fraction form
    13,459.22/20,188.92 = 4,694.13/x
  3. Step 3: Cross multiply
    13,459.22x = 20,188.92 × 4,694.13
  4. Step 4: Simplify right side
    13,459.22x = 94,769,415.04
  5. Step 5: Solve for x
    x = 94,769,415.04/13,459.22
  6. Step 6: Final answer
    x = 7,041.23

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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.