Home / 23,969.36-33,074.70-13,357.64

Finding the Fourth Proportional to 23,969.36, 33,074.70 and 13,357.64

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Solution

The fourth proportional to 23,969.36, 33,074.70 and 13,357.64 is: 18,431.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,969.36 : 33,074.70 = 13,357.64 : x
  2. Step 2: Convert to fraction form
    23,969.36/33,074.70 = 13,357.64/x
  3. Step 3: Cross multiply
    23,969.36x = 33,074.70 × 13,357.64
  4. Step 4: Simplify right side
    23,969.36x = 441,799,935.71
  5. Step 5: Solve for x
    x = 441,799,935.71/23,969.36
  6. Step 6: Final answer
    x = 18,431.86

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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.