Home / 19,438.89-26,825.78-10,941.18

Finding the Fourth Proportional to 19,438.89, 26,825.78 and 10,941.18

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Solution

The fourth proportional to 19,438.89, 26,825.78 and 10,941.18 is: 15,098.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,438.89 : 26,825.78 = 10,941.18 : x
  2. Step 2: Convert to fraction form
    19,438.89/26,825.78 = 10,941.18/x
  3. Step 3: Cross multiply
    19,438.89x = 26,825.78 × 10,941.18
  4. Step 4: Simplify right side
    19,438.89x = 293,505,687.62
  5. Step 5: Solve for x
    x = 293,505,687.62/19,438.89
  6. Step 6: Final answer
    x = 15,098.89

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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.