Home / 27,039.24-37,323.06-15,861

Finding the Fourth Proportional to 27,039.24, 37,323.06 and 15,861

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Solution

The fourth proportional to 27,039.24, 37,323.06 and 15,861 is: 21,893.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,039.24 : 37,323.06 = 15,861 : x
  2. Step 2: Convert to fraction form
    27,039.24/37,323.06 = 15,861/x
  3. Step 3: Cross multiply
    27,039.24x = 37,323.06 × 15,861
  4. Step 4: Simplify right side
    27,039.24x = 591,981,054.66
  5. Step 5: Solve for x
    x = 591,981,054.66/27,039.24
  6. Step 6: Final answer
    x = 21,893.41

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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.