Home / 27,020.97-37,288.59-15,084.51

Finding the Fourth Proportional to 27,020.97, 37,288.59 and 15,084.51

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Solution

The fourth proportional to 27,020.97, 37,288.59 and 15,084.51 is: 20,816.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,020.97 : 37,288.59 = 15,084.51 : x
  2. Step 2: Convert to fraction form
    27,020.97/37,288.59 = 15,084.51/x
  3. Step 3: Cross multiply
    27,020.97x = 37,288.59 × 15,084.51
  4. Step 4: Simplify right side
    27,020.97x = 562,480,108.74
  5. Step 5: Solve for x
    x = 562,480,108.74/27,020.97
  6. Step 6: Final answer
    x = 20,816.43

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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.