Home / 19,516.37-26,933.88-11,015.47

Finding the Fourth Proportional to 19,516.37, 26,933.88 and 11,015.47

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Solution

The fourth proportional to 19,516.37, 26,933.88 and 11,015.47 is: 15,202.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516.37 : 26,933.88 = 11,015.47 : x
  2. Step 2: Convert to fraction form
    19,516.37/26,933.88 = 11,015.47/x
  3. Step 3: Cross multiply
    19,516.37x = 26,933.88 × 11,015.47
  4. Step 4: Simplify right side
    19,516.37x = 296,689,422.10
  5. Step 5: Solve for x
    x = 296,689,422.10/19,516.37
  6. Step 6: Final answer
    x = 15,202.08

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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.