Home / 13,841.06-20,765.58-6,823.18

Finding the Fourth Proportional to 13,841.06, 20,765.58 and 6,823.18

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Solution

The fourth proportional to 13,841.06, 20,765.58 and 6,823.18 is: 10,236.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,841.06 : 20,765.58 = 6,823.18 : x
  2. Step 2: Convert to fraction form
    13,841.06/20,765.58 = 6,823.18/x
  3. Step 3: Cross multiply
    13,841.06x = 20,765.58 × 6,823.18
  4. Step 4: Simplify right side
    13,841.06x = 141,687,290.14
  5. Step 5: Solve for x
    x = 141,687,290.14/13,841.06
  6. Step 6: Final answer
    x = 10,236.74

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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.