Home / 13,853.93-19,105.44-11,030.62

Finding the Fourth Proportional to 13,853.93, 19,105.44 and 11,030.62

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Solution

The fourth proportional to 13,853.93, 19,105.44 and 11,030.62 is: 15,211.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,853.93 : 19,105.44 = 11,030.62 : x
  2. Step 2: Convert to fraction form
    13,853.93/19,105.44 = 11,030.62/x
  3. Step 3: Cross multiply
    13,853.93x = 19,105.44 × 11,030.62
  4. Step 4: Simplify right side
    13,853.93x = 210,744,848.57
  5. Step 5: Solve for x
    x = 210,744,848.57/13,853.93
  6. Step 6: Final answer
    x = 15,211.92

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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.