Home / 43,926.76-65,889.55-10,647.12

Finding the Fourth Proportional to 43,926.76, 65,889.55 and 10,647.12

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Solution

The fourth proportional to 43,926.76, 65,889.55 and 10,647.12 is: 15,970.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,926.76 : 65,889.55 = 10,647.12 : x
  2. Step 2: Convert to fraction form
    43,926.76/65,889.55 = 10,647.12/x
  3. Step 3: Cross multiply
    43,926.76x = 65,889.55 × 10,647.12
  4. Step 4: Simplify right side
    43,926.76x = 701,534,020.68
  5. Step 5: Solve for x
    x = 701,534,020.68/43,926.76
  6. Step 6: Final answer
    x = 15,970.54

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Similar ratio
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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.