Home / 43,126.56-64,670-22,364.64

Finding the Fourth Proportional to 43,126.56, 64,670 and 22,364.64

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Solution

The fourth proportional to 43,126.56, 64,670 and 22,364.64 is: 33,536.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,126.56 : 64,670 = 22,364.64 : x
  2. Step 2: Convert to fraction form
    43,126.56/64,670 = 22,364.64/x
  3. Step 3: Cross multiply
    43,126.56x = 64,670 × 22,364.64
  4. Step 4: Simplify right side
    43,126.56x = 1,446,321,268.80
  5. Step 5: Solve for x
    x = 1,446,321,268.80/43,126.56
  6. Step 6: Final answer
    x = 33,536.67

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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.