Home / 14,183.92-19,574.16-7,896.40

Finding the Fourth Proportional to 14,183.92, 19,574.16 and 7,896.40

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Solution

The fourth proportional to 14,183.92, 19,574.16 and 7,896.40 is: 10,897.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,183.92 : 19,574.16 = 7,896.40 : x
  2. Step 2: Convert to fraction form
    14,183.92/19,574.16 = 7,896.40/x
  3. Step 3: Cross multiply
    14,183.92x = 19,574.16 × 7,896.40
  4. Step 4: Simplify right side
    14,183.92x = 154,565,397.02
  5. Step 5: Solve for x
    x = 154,565,397.02/14,183.92
  6. Step 6: Final answer
    x = 10,897.23

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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.