Home / 13,718.09-20,609.94-8,797.34

Finding the Fourth Proportional to 13,718.09, 20,609.94 and 8,797.34

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Solution

The fourth proportional to 13,718.09, 20,609.94 and 8,797.34 is: 13,217.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,718.09 : 20,609.94 = 8,797.34 : x
  2. Step 2: Convert to fraction form
    13,718.09/20,609.94 = 8,797.34/x
  3. Step 3: Cross multiply
    13,718.09x = 20,609.94 × 8,797.34
  4. Step 4: Simplify right side
    13,718.09x = 181,312,734.07
  5. Step 5: Solve for x
    x = 181,312,734.07/13,718.09
  6. Step 6: Final answer
    x = 13,217.05

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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.