Home / 25,576.34-38,361.76-6,858.24

Finding the Fourth Proportional to 25,576.34, 38,361.76 and 6,858.24

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Solution

The fourth proportional to 25,576.34, 38,361.76 and 6,858.24 is: 10,286.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,576.34 : 38,361.76 = 6,858.24 : x
  2. Step 2: Convert to fraction form
    25,576.34/38,361.76 = 6,858.24/x
  3. Step 3: Cross multiply
    25,576.34x = 38,361.76 × 6,858.24
  4. Step 4: Simplify right side
    25,576.34x = 263,094,156.90
  5. Step 5: Solve for x
    x = 263,094,156.90/25,576.34
  6. Step 6: Final answer
    x = 10,286.62

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1.5x scale

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.