Home / 27,072.12-37,338.84-23,301.60

Finding the Fourth Proportional to 27,072.12, 37,338.84 and 23,301.60

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Solution

The fourth proportional to 27,072.12, 37,338.84 and 23,301.60 is: 32,138.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,072.12 : 37,338.84 = 23,301.60 : x
  2. Step 2: Convert to fraction form
    27,072.12/37,338.84 = 23,301.60/x
  3. Step 3: Cross multiply
    27,072.12x = 37,338.84 × 23,301.60
  4. Step 4: Simplify right side
    27,072.12x = 870,054,714.14
  5. Step 5: Solve for x
    x = 870,054,714.14/27,072.12
  6. Step 6: Final answer
    x = 32,138.40

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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.