Home / 27,093.87-37,386.60-15,765.65

Finding the Fourth Proportional to 27,093.87, 37,386.60 and 15,765.65

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Solution

The fourth proportional to 27,093.87, 37,386.60 and 15,765.65 is: 21,754.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,093.87 : 37,386.60 = 15,765.65 : x
  2. Step 2: Convert to fraction form
    27,093.87/37,386.60 = 15,765.65/x
  3. Step 3: Cross multiply
    27,093.87x = 37,386.60 × 15,765.65
  4. Step 4: Simplify right side
    27,093.87x = 589,423,863.36
  5. Step 5: Solve for x
    x = 589,423,863.36/27,093.87
  6. Step 6: Final answer
    x = 21,754.88

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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.