Home / 16,944.36-23,376.90-10,979.32

Finding the Fourth Proportional to 16,944.36, 23,376.90 and 10,979.32

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Solution

The fourth proportional to 16,944.36, 23,376.90 and 10,979.32 is: 15,147.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,944.36 : 23,376.90 = 10,979.32 : x
  2. Step 2: Convert to fraction form
    16,944.36/23,376.90 = 10,979.32/x
  3. Step 3: Cross multiply
    16,944.36x = 23,376.90 × 10,979.32
  4. Step 4: Simplify right side
    16,944.36x = 256,662,465.71
  5. Step 5: Solve for x
    x = 256,662,465.71/16,944.36
  6. Step 6: Final answer
    x = 15,147.37

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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.