Home / 19,071.82-26,318.82-11,114.38

Finding the Fourth Proportional to 19,071.82, 26,318.82 and 11,114.38

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Solution

The fourth proportional to 19,071.82, 26,318.82 and 11,114.38 is: 15,337.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,071.82 : 26,318.82 = 11,114.38 : x
  2. Step 2: Convert to fraction form
    19,071.82/26,318.82 = 11,114.38/x
  3. Step 3: Cross multiply
    19,071.82x = 26,318.82 × 11,114.38
  4. Step 4: Simplify right side
    19,071.82x = 292,517,366.63
  5. Step 5: Solve for x
    x = 292,517,366.63/19,071.82
  6. Step 6: Final answer
    x = 15,337.67

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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.