Home / 13,824.15-20,734.18-6,802.29

Finding the Fourth Proportional to 13,824.15, 20,734.18 and 6,802.29

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Solution

The fourth proportional to 13,824.15, 20,734.18 and 6,802.29 is: 10,202.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824.15 : 20,734.18 = 6,802.29 : x
  2. Step 2: Convert to fraction form
    13,824.15/20,734.18 = 6,802.29/x
  3. Step 3: Cross multiply
    13,824.15x = 20,734.18 × 6,802.29
  4. Step 4: Simplify right side
    13,824.15x = 141,039,888.27
  5. Step 5: Solve for x
    x = 141,039,888.27/13,824.15
  6. Step 6: Final answer
    x = 10,202.43

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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.