Home / 27,105.84-37,579.14-26,143.56

Finding the Fourth Proportional to 27,105.84, 37,579.14 and 26,143.56

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Solution

The fourth proportional to 27,105.84, 37,579.14 and 26,143.56 is: 36,245.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,105.84 : 37,579.14 = 26,143.56 : x
  2. Step 2: Convert to fraction form
    27,105.84/37,579.14 = 26,143.56/x
  3. Step 3: Cross multiply
    27,105.84x = 37,579.14 × 26,143.56
  4. Step 4: Simplify right side
    27,105.84x = 982,452,501.34
  5. Step 5: Solve for x
    x = 982,452,501.34/27,105.84
  6. Step 6: Final answer
    x = 36,245.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.