Home / 13,226.64-18,246.26-9,636.01

Finding the Fourth Proportional to 13,226.64, 18,246.26 and 9,636.01

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Solution

The fourth proportional to 13,226.64, 18,246.26 and 9,636.01 is: 13,292.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226.64 : 18,246.26 = 9,636.01 : x
  2. Step 2: Convert to fraction form
    13,226.64/18,246.26 = 9,636.01/x
  3. Step 3: Cross multiply
    13,226.64x = 18,246.26 × 9,636.01
  4. Step 4: Simplify right side
    13,226.64x = 175,821,224.93
  5. Step 5: Solve for x
    x = 175,821,224.93/13,226.64
  6. Step 6: Final answer
    x = 13,292.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.