Home / 19,247.42-26,546.73-13,289.06

Finding the Fourth Proportional to 19,247.42, 26,546.73 and 13,289.06

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Solution

The fourth proportional to 19,247.42, 26,546.73 and 13,289.06 is: 18,328.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247.42 : 26,546.73 = 13,289.06 : x
  2. Step 2: Convert to fraction form
    19,247.42/26,546.73 = 13,289.06/x
  3. Step 3: Cross multiply
    19,247.42x = 26,546.73 × 13,289.06
  4. Step 4: Simplify right side
    19,247.42x = 352,781,087.77
  5. Step 5: Solve for x
    x = 352,781,087.77/19,247.42
  6. Step 6: Final answer
    x = 18,328.75

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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.