Home / 15,458.73-23,189.39-4,930.26

Finding the Fourth Proportional to 15,458.73, 23,189.39 and 4,930.26

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Solution

The fourth proportional to 15,458.73, 23,189.39 and 4,930.26 is: 7,395.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,458.73 : 23,189.39 = 4,930.26 : x
  2. Step 2: Convert to fraction form
    15,458.73/23,189.39 = 4,930.26/x
  3. Step 3: Cross multiply
    15,458.73x = 23,189.39 × 4,930.26
  4. Step 4: Simplify right side
    15,458.73x = 114,329,721.94
  5. Step 5: Solve for x
    x = 114,329,721.94/15,458.73
  6. Step 6: Final answer
    x = 7,395.80

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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.