Home / 19,956.44-27,541.53-11,005.70

Finding the Fourth Proportional to 19,956.44, 27,541.53 and 11,005.70

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Solution

The fourth proportional to 19,956.44, 27,541.53 and 11,005.70 is: 15,188.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,956.44 : 27,541.53 = 11,005.70 : x
  2. Step 2: Convert to fraction form
    19,956.44/27,541.53 = 11,005.70/x
  3. Step 3: Cross multiply
    19,956.44x = 27,541.53 × 11,005.70
  4. Step 4: Simplify right side
    19,956.44x = 303,113,816.72
  5. Step 5: Solve for x
    x = 303,113,816.72/19,956.44
  6. Step 6: Final answer
    x = 15,188.77

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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.