Home / 23,022.12-31,739.94-15,050.64

Finding the Fourth Proportional to 23,022.12, 31,739.94 and 15,050.64

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Solution

The fourth proportional to 23,022.12, 31,739.94 and 15,050.64 is: 20,749.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,022.12 : 31,739.94 = 15,050.64 : x
  2. Step 2: Convert to fraction form
    23,022.12/31,739.94 = 15,050.64/x
  3. Step 3: Cross multiply
    23,022.12x = 31,739.94 × 15,050.64
  4. Step 4: Simplify right side
    23,022.12x = 477,706,410.56
  5. Step 5: Solve for x
    x = 477,706,410.56/23,022.12
  6. Step 6: Final answer
    x = 20,749.89

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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.