Home / 51,052.78-70,432.64-29,538.57

Finding the Fourth Proportional to 51,052.78, 70,432.64 and 29,538.57

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Solution

The fourth proportional to 51,052.78, 70,432.64 and 29,538.57 is: 40,751.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,052.78 : 70,432.64 = 29,538.57 : x
  2. Step 2: Convert to fraction form
    51,052.78/70,432.64 = 29,538.57/x
  3. Step 3: Cross multiply
    51,052.78x = 70,432.64 × 29,538.57
  4. Step 4: Simplify right side
    51,052.78x = 2,080,479,694.12
  5. Step 5: Solve for x
    x = 2,080,479,694.12/51,052.78
  6. Step 6: Final answer
    x = 40,751.54

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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.