Home / 27,359.18-37,704.10-19,792.65

Finding the Fourth Proportional to 27,359.18, 37,704.10 and 19,792.65

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Solution

The fourth proportional to 27,359.18, 37,704.10 and 19,792.65 is: 27,276.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,359.18 : 37,704.10 = 19,792.65 : x
  2. Step 2: Convert to fraction form
    27,359.18/37,704.10 = 19,792.65/x
  3. Step 3: Cross multiply
    27,359.18x = 37,704.10 × 19,792.65
  4. Step 4: Simplify right side
    27,359.18x = 746,264,054.87
  5. Step 5: Solve for x
    x = 746,264,054.87/27,359.18
  6. Step 6: Final answer
    x = 27,276.55

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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.