Home / 15,969.36-22,037.41-10,004.31

Finding the Fourth Proportional to 15,969.36, 22,037.41 and 10,004.31

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Solution

The fourth proportional to 15,969.36, 22,037.41 and 10,004.31 is: 13,805.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,969.36 : 22,037.41 = 10,004.31 : x
  2. Step 2: Convert to fraction form
    15,969.36/22,037.41 = 10,004.31/x
  3. Step 3: Cross multiply
    15,969.36x = 22,037.41 × 10,004.31
  4. Step 4: Simplify right side
    15,969.36x = 220,469,081.24
  5. Step 5: Solve for x
    x = 220,469,081.24/15,969.36
  6. Step 6: Final answer
    x = 13,805.76

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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.