Home / 28,935.37-43,409.74-8,944.10

Finding the Fourth Proportional to 28,935.37, 43,409.74 and 8,944.10

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Solution

The fourth proportional to 28,935.37, 43,409.74 and 8,944.10 is: 13,418.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,935.37 : 43,409.74 = 8,944.10 : x
  2. Step 2: Convert to fraction form
    28,935.37/43,409.74 = 8,944.10/x
  3. Step 3: Cross multiply
    28,935.37x = 43,409.74 × 8,944.10
  4. Step 4: Simplify right side
    28,935.37x = 388,261,055.53
  5. Step 5: Solve for x
    x = 388,261,055.53/28,935.37
  6. Step 6: Final answer
    x = 13,418.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.