Home / 51,310.44-70,808.31-30,089.52

Finding the Fourth Proportional to 51,310.44, 70,808.31 and 30,089.52

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Solution

The fourth proportional to 51,310.44, 70,808.31 and 30,089.52 is: 41,523.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,310.44 : 70,808.31 = 30,089.52 : x
  2. Step 2: Convert to fraction form
    51,310.44/70,808.31 = 30,089.52/x
  3. Step 3: Cross multiply
    51,310.44x = 70,808.31 × 30,089.52
  4. Step 4: Simplify right side
    51,310.44x = 2,130,588,059.91
  5. Step 5: Solve for x
    x = 2,130,588,059.91/51,310.44
  6. Step 6: Final answer
    x = 41,523.48

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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.