Home / 27,057.77-37,349.97-20,362.82

Finding the Fourth Proportional to 27,057.77, 37,349.97 and 20,362.82

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Solution

The fourth proportional to 27,057.77, 37,349.97 and 20,362.82 is: 28,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,057.77 : 37,349.97 = 20,362.82 : x
  2. Step 2: Convert to fraction form
    27,057.77/37,349.97 = 20,362.82/x
  3. Step 3: Cross multiply
    27,057.77x = 37,349.97 × 20,362.82
  4. Step 4: Simplify right side
    27,057.77x = 760,550,529.37
  5. Step 5: Solve for x
    x = 760,550,529.37/27,057.77
  6. Step 6: Final answer
    x = 28,108.40

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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.