Home / 23,165.09-31,969.44-13,093.60

Finding the Fourth Proportional to 23,165.09, 31,969.44 and 13,093.60

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Solution

The fourth proportional to 23,165.09, 31,969.44 and 13,093.60 is: 18,070.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,165.09 : 31,969.44 = 13,093.60 : x
  2. Step 2: Convert to fraction form
    23,165.09/31,969.44 = 13,093.60/x
  3. Step 3: Cross multiply
    23,165.09x = 31,969.44 × 13,093.60
  4. Step 4: Simplify right side
    23,165.09x = 418,595,057.48
  5. Step 5: Solve for x
    x = 418,595,057.48/23,165.09
  6. Step 6: Final answer
    x = 18,070.08

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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.