Home / 26,719.34-36,847.47-19,928.37

Finding the Fourth Proportional to 26,719.34, 36,847.47 and 19,928.37

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Solution

The fourth proportional to 26,719.34, 36,847.47 and 19,928.37 is: 27,482.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,719.34 : 36,847.47 = 19,928.37 : x
  2. Step 2: Convert to fraction form
    26,719.34/36,847.47 = 19,928.37/x
  3. Step 3: Cross multiply
    26,719.34x = 36,847.47 × 19,928.37
  4. Step 4: Simplify right side
    26,719.34x = 734,310,015.72
  5. Step 5: Solve for x
    x = 734,310,015.72/26,719.34
  6. Step 6: Final answer
    x = 27,482.34

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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.