Home / 26,990.09-37,236.29-15,653.23

Finding the Fourth Proportional to 26,990.09, 37,236.29 and 15,653.23

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Solution

The fourth proportional to 26,990.09, 37,236.29 and 15,653.23 is: 21,595.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,990.09 : 37,236.29 = 15,653.23 : x
  2. Step 2: Convert to fraction form
    26,990.09/37,236.29 = 15,653.23/x
  3. Step 3: Cross multiply
    26,990.09x = 37,236.29 × 15,653.23
  4. Step 4: Simplify right side
    26,990.09x = 582,868,025.54
  5. Step 5: Solve for x
    x = 582,868,025.54/26,990.09
  6. Step 6: Final answer
    x = 21,595.63

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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.