Home / 27,480.06-37,922.31-14,904.78

Finding the Fourth Proportional to 27,480.06, 37,922.31 and 14,904.78

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Solution

The fourth proportional to 27,480.06, 37,922.31 and 14,904.78 is: 20,568.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,480.06 : 37,922.31 = 14,904.78 : x
  2. Step 2: Convert to fraction form
    27,480.06/37,922.31 = 14,904.78/x
  3. Step 3: Cross multiply
    27,480.06x = 37,922.31 × 14,904.78
  4. Step 4: Simplify right side
    27,480.06x = 565,223,687.64
  5. Step 5: Solve for x
    x = 565,223,687.64/27,480.06
  6. Step 6: Final answer
    x = 20,568.50

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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.