Home / 27,379.81-37,718.62-26,045.74

Finding the Fourth Proportional to 27,379.81, 37,718.62 and 26,045.74

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Solution

The fourth proportional to 27,379.81, 37,718.62 and 26,045.74 is: 35,880.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,379.81 : 37,718.62 = 26,045.74 : x
  2. Step 2: Convert to fraction form
    27,379.81/37,718.62 = 26,045.74/x
  3. Step 3: Cross multiply
    27,379.81x = 37,718.62 × 26,045.74
  4. Step 4: Simplify right side
    27,379.81x = 982,409,369.68
  5. Step 5: Solve for x
    x = 982,409,369.68/27,379.81
  6. Step 6: Final answer
    x = 35,880.80

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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.