Home / 27,369.73-37,718.61-19,803.25

Finding the Fourth Proportional to 27,369.73, 37,718.61 and 19,803.25

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Solution

The fourth proportional to 27,369.73, 37,718.61 and 19,803.25 is: 27,291.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,369.73 : 37,718.61 = 19,803.25 : x
  2. Step 2: Convert to fraction form
    27,369.73/37,718.61 = 19,803.25/x
  3. Step 3: Cross multiply
    27,369.73x = 37,718.61 × 19,803.25
  4. Step 4: Simplify right side
    27,369.73x = 746,950,874.89
  5. Step 5: Solve for x
    x = 746,950,874.89/27,369.73
  6. Step 6: Final answer
    x = 27,291.14

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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.