Home / 15,375.49-23,045.31-7,056.38

Finding the Fourth Proportional to 15,375.49, 23,045.31 and 7,056.38

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Solution

The fourth proportional to 15,375.49, 23,045.31 and 7,056.38 is: 10,576.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,375.49 : 23,045.31 = 7,056.38 : x
  2. Step 2: Convert to fraction form
    15,375.49/23,045.31 = 7,056.38/x
  3. Step 3: Cross multiply
    15,375.49x = 23,045.31 × 7,056.38
  4. Step 4: Simplify right side
    15,375.49x = 162,616,429.30
  5. Step 5: Solve for x
    x = 162,616,429.30/15,375.49
  6. Step 6: Final answer
    x = 10,576.34

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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.