Home / 15,455.23-23,175.07-7,558.36

Finding the Fourth Proportional to 15,455.23, 23,175.07 and 7,558.36

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Solution

The fourth proportional to 15,455.23, 23,175.07 and 7,558.36 is: 11,333.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,455.23 : 23,175.07 = 7,558.36 : x
  2. Step 2: Convert to fraction form
    15,455.23/23,175.07 = 7,558.36/x
  3. Step 3: Cross multiply
    15,455.23x = 23,175.07 × 7,558.36
  4. Step 4: Simplify right side
    15,455.23x = 175,165,522.09
  5. Step 5: Solve for x
    x = 175,165,522.09/15,455.23
  6. Step 6: Final answer
    x = 11,333.74

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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.