Home / 19,183.68-26,474.26-10,686.28

Finding the Fourth Proportional to 19,183.68, 26,474.26 and 10,686.28

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Solution

The fourth proportional to 19,183.68, 26,474.26 and 10,686.28 is: 14,747.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,183.68 : 26,474.26 = 10,686.28 : x
  2. Step 2: Convert to fraction form
    19,183.68/26,474.26 = 10,686.28/x
  3. Step 3: Cross multiply
    19,183.68x = 26,474.26 × 10,686.28
  4. Step 4: Simplify right side
    19,183.68x = 282,911,355.15
  5. Step 5: Solve for x
    x = 282,911,355.15/19,183.68
  6. Step 6: Final answer
    x = 14,747.50

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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.