Home / 14,173.92-19,560.15-7,886.34

Finding the Fourth Proportional to 14,173.92, 19,560.15 and 7,886.34

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Solution

The fourth proportional to 14,173.92, 19,560.15 and 7,886.34 is: 10,883.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.92 : 19,560.15 = 7,886.34 : x
  2. Step 2: Convert to fraction form
    14,173.92/19,560.15 = 7,886.34/x
  3. Step 3: Cross multiply
    14,173.92x = 19,560.15 × 7,886.34
  4. Step 4: Simplify right side
    14,173.92x = 154,257,993.35
  5. Step 5: Solve for x
    x = 154,257,993.35/14,173.92
  6. Step 6: Final answer
    x = 10,883.23

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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.