Home / 19,303.03-26,639.38-11,236.85

Finding the Fourth Proportional to 19,303.03, 26,639.38 and 11,236.85

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Solution

The fourth proportional to 19,303.03, 26,639.38 and 11,236.85 is: 15,507.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303.03 : 26,639.38 = 11,236.85 : x
  2. Step 2: Convert to fraction form
    19,303.03/26,639.38 = 11,236.85/x
  3. Step 3: Cross multiply
    19,303.03x = 26,639.38 × 11,236.85
  4. Step 4: Simplify right side
    19,303.03x = 299,342,725.42
  5. Step 5: Solve for x
    x = 299,342,725.42/19,303.03
  6. Step 6: Final answer
    x = 15,507.55

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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.