Home / 34,921.53-48,207.96-20,576.84

Finding the Fourth Proportional to 34,921.53, 48,207.96 and 20,576.84

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Solution

The fourth proportional to 34,921.53, 48,207.96 and 20,576.84 is: 28,405.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,921.53 : 48,207.96 = 20,576.84 : x
  2. Step 2: Convert to fraction form
    34,921.53/48,207.96 = 20,576.84/x
  3. Step 3: Cross multiply
    34,921.53x = 48,207.96 × 20,576.84
  4. Step 4: Simplify right side
    34,921.53x = 991,967,238.61
  5. Step 5: Solve for x
    x = 991,967,238.61/34,921.53
  6. Step 6: Final answer
    x = 28,405.61

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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.