Home / 30,954.36-46,386.02-18,291.10

Finding the Fourth Proportional to 30,954.36, 46,386.02 and 18,291.10

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Solution

The fourth proportional to 30,954.36, 46,386.02 and 18,291.10 is: 27,409.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,954.36 : 46,386.02 = 18,291.10 : x
  2. Step 2: Convert to fraction form
    30,954.36/46,386.02 = 18,291.10/x
  3. Step 3: Cross multiply
    30,954.36x = 46,386.02 × 18,291.10
  4. Step 4: Simplify right side
    30,954.36x = 848,451,365.54
  5. Step 5: Solve for x
    x = 848,451,365.54/30,954.36
  6. Step 6: Final answer
    x = 27,409.75

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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.