Home / 19,401.19-26,773.67-11,017.69

Finding the Fourth Proportional to 19,401.19, 26,773.67 and 11,017.69

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Solution

The fourth proportional to 19,401.19, 26,773.67 and 11,017.69 is: 15,204.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,401.19 : 26,773.67 = 11,017.69 : x
  2. Step 2: Convert to fraction form
    19,401.19/26,773.67 = 11,017.69/x
  3. Step 3: Cross multiply
    19,401.19x = 26,773.67 × 11,017.69
  4. Step 4: Simplify right side
    19,401.19x = 294,983,956.83
  5. Step 5: Solve for x
    x = 294,983,956.83/19,401.19
  6. Step 6: Final answer
    x = 15,204.43

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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.