Home / 23,970.36-33,078.18-13,359.48

Finding the Fourth Proportional to 23,970.36, 33,078.18 and 13,359.48

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Solution

The fourth proportional to 23,970.36, 33,078.18 and 13,359.48 is: 18,435.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,970.36 : 33,078.18 = 13,359.48 : x
  2. Step 2: Convert to fraction form
    23,970.36/33,078.18 = 13,359.48/x
  3. Step 3: Cross multiply
    23,970.36x = 33,078.18 × 13,359.48
  4. Step 4: Simplify right side
    23,970.36x = 441,907,284.15
  5. Step 5: Solve for x
    x = 441,907,284.15/23,970.36
  6. Step 6: Final answer
    x = 18,435.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.