Home / 27,085.05-37,374.75-15,753.96

Finding the Fourth Proportional to 27,085.05, 37,374.75 and 15,753.96

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Solution

The fourth proportional to 27,085.05, 37,374.75 and 15,753.96 is: 21,738.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,085.05 : 37,374.75 = 15,753.96 : x
  2. Step 2: Convert to fraction form
    27,085.05/37,374.75 = 15,753.96/x
  3. Step 3: Cross multiply
    27,085.05x = 37,374.75 × 15,753.96
  4. Step 4: Simplify right side
    27,085.05x = 588,800,316.51
  5. Step 5: Solve for x
    x = 588,800,316.51/27,085.05
  6. Step 6: Final answer
    x = 21,738.94

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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.