Home / 19,475.64-26,874.18-11,923.74

Finding the Fourth Proportional to 19,475.64, 26,874.18 and 11,923.74

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Solution

The fourth proportional to 19,475.64, 26,874.18 and 11,923.74 is: 16,453.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,475.64 : 26,874.18 = 11,923.74 : x
  2. Step 2: Convert to fraction form
    19,475.64/26,874.18 = 11,923.74/x
  3. Step 3: Cross multiply
    19,475.64x = 26,874.18 × 11,923.74
  4. Step 4: Simplify right side
    19,475.64x = 320,440,735.03
  5. Step 5: Solve for x
    x = 320,440,735.03/19,475.64
  6. Step 6: Final answer
    x = 16,453.41

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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.