Home / 26,976.21-37,235.39-15,648.56

Finding the Fourth Proportional to 26,976.21, 37,235.39 and 15,648.56

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Solution

The fourth proportional to 26,976.21, 37,235.39 and 15,648.56 is: 21,599.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,976.21 : 37,235.39 = 15,648.56 : x
  2. Step 2: Convert to fraction form
    26,976.21/37,235.39 = 15,648.56/x
  3. Step 3: Cross multiply
    26,976.21x = 37,235.39 × 15,648.56
  4. Step 4: Simplify right side
    26,976.21x = 582,679,970.12
  5. Step 5: Solve for x
    x = 582,679,970.12/26,976.21
  6. Step 6: Final answer
    x = 21,599.77

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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.