Home / 19,435.88-26,822.87-10,938.82

Finding the Fourth Proportional to 19,435.88, 26,822.87 and 10,938.82

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Solution

The fourth proportional to 19,435.88, 26,822.87 and 10,938.82 is: 15,096.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,435.88 : 26,822.87 = 10,938.82 : x
  2. Step 2: Convert to fraction form
    19,435.88/26,822.87 = 10,938.82/x
  3. Step 3: Cross multiply
    19,435.88x = 26,822.87 × 10,938.82
  4. Step 4: Simplify right side
    19,435.88x = 293,410,452.84
  5. Step 5: Solve for x
    x = 293,410,452.84/19,435.88
  6. Step 6: Final answer
    x = 15,096.33

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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.