Home / 13,344.96-20,018.16-3,484.26

Finding the Fourth Proportional to 13,344.96, 20,018.16 and 3,484.26

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Solution

The fourth proportional to 13,344.96, 20,018.16 and 3,484.26 is: 5,226.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,344.96 : 20,018.16 = 3,484.26 : x
  2. Step 2: Convert to fraction form
    13,344.96/20,018.16 = 3,484.26/x
  3. Step 3: Cross multiply
    13,344.96x = 20,018.16 × 3,484.26
  4. Step 4: Simplify right side
    13,344.96x = 69,748,474.16
  5. Step 5: Solve for x
    x = 69,748,474.16/13,344.96
  6. Step 6: Final answer
    x = 5,226.58

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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.