Home / 34,112.10-51,175-14,390.60

Finding the Fourth Proportional to 34,112.10, 51,175 and 14,390.60

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Solution

The fourth proportional to 34,112.10, 51,175 and 14,390.60 is: 21,588.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,112.10 : 51,175 = 14,390.60 : x
  2. Step 2: Convert to fraction form
    34,112.10/51,175 = 14,390.60/x
  3. Step 3: Cross multiply
    34,112.10x = 51,175 × 14,390.60
  4. Step 4: Simplify right side
    34,112.10x = 736,438,955
  5. Step 5: Solve for x
    x = 736,438,955/34,112.10
  6. Step 6: Final answer
    x = 21,588.79

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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.