Home / 12,362.60-17,054.68-10,947.73

Finding the Fourth Proportional to 12,362.60, 17,054.68 and 10,947.73

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Solution

The fourth proportional to 12,362.60, 17,054.68 and 10,947.73 is: 15,102.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,362.60 : 17,054.68 = 10,947.73 : x
  2. Step 2: Convert to fraction form
    12,362.60/17,054.68 = 10,947.73/x
  3. Step 3: Cross multiply
    12,362.60x = 17,054.68 × 10,947.73
  4. Step 4: Simplify right side
    12,362.60x = 186,710,031.88
  5. Step 5: Solve for x
    x = 186,710,031.88/12,362.60
  6. Step 6: Final answer
    x = 15,102.81

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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.