Home / 27,000.39-37,260.72-16,245.51

Finding the Fourth Proportional to 27,000.39, 37,260.72 and 16,245.51

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Solution

The fourth proportional to 27,000.39, 37,260.72 and 16,245.51 is: 22,418.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,000.39 : 37,260.72 = 16,245.51 : x
  2. Step 2: Convert to fraction form
    27,000.39/37,260.72 = 16,245.51/x
  3. Step 3: Cross multiply
    27,000.39x = 37,260.72 × 16,245.51
  4. Step 4: Simplify right side
    27,000.39x = 605,319,399.37
  5. Step 5: Solve for x
    x = 605,319,399.37/27,000.39
  6. Step 6: Final answer
    x = 22,418.91

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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.