Home / 19,086.90-26,338.44-10,701.78

Finding the Fourth Proportional to 19,086.90, 26,338.44 and 10,701.78

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Solution

The fourth proportional to 19,086.90, 26,338.44 and 10,701.78 is: 14,767.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,086.90 : 26,338.44 = 10,701.78 : x
  2. Step 2: Convert to fraction form
    19,086.90/26,338.44 = 10,701.78/x
  3. Step 3: Cross multiply
    19,086.90x = 26,338.44 × 10,701.78
  4. Step 4: Simplify right side
    19,086.90x = 281,868,190.42
  5. Step 5: Solve for x
    x = 281,868,190.42/19,086.90
  6. Step 6: Final answer
    x = 14,767.63

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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.