Home / 13,684.36-20,526.52-3,296.12

Finding the Fourth Proportional to 13,684.36, 20,526.52 and 3,296.12

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Solution

The fourth proportional to 13,684.36, 20,526.52 and 3,296.12 is: 4,944.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,684.36 : 20,526.52 = 3,296.12 : x
  2. Step 2: Convert to fraction form
    13,684.36/20,526.52 = 3,296.12/x
  3. Step 3: Cross multiply
    13,684.36x = 20,526.52 × 3,296.12
  4. Step 4: Simplify right side
    13,684.36x = 67,657,873.10
  5. Step 5: Solve for x
    x = 67,657,873.10/13,684.36
  6. Step 6: Final answer
    x = 4,944.18

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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.