Home / 45,741.64-68,645.26-19,464.84

Finding the Fourth Proportional to 45,741.64, 68,645.26 and 19,464.84

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Solution

The fourth proportional to 45,741.64, 68,645.26 and 19,464.84 is: 29,211.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,741.64 : 68,645.26 = 19,464.84 : x
  2. Step 2: Convert to fraction form
    45,741.64/68,645.26 = 19,464.84/x
  3. Step 3: Cross multiply
    45,741.64x = 68,645.26 × 19,464.84
  4. Step 4: Simplify right side
    45,741.64x = 1,336,169,002.66
  5. Step 5: Solve for x
    x = 1,336,169,002.66/45,741.64
  6. Step 6: Final answer
    x = 29,211.22

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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.