Home / 28,047.62-38,626.98-27,435.26

Finding the Fourth Proportional to 28,047.62, 38,626.98 and 27,435.26

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Solution

The fourth proportional to 28,047.62, 38,626.98 and 27,435.26 is: 37,783.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,047.62 : 38,626.98 = 27,435.26 : x
  2. Step 2: Convert to fraction form
    28,047.62/38,626.98 = 27,435.26/x
  3. Step 3: Cross multiply
    28,047.62x = 38,626.98 × 27,435.26
  4. Step 4: Simplify right side
    28,047.62x = 1,059,741,335.88
  5. Step 5: Solve for x
    x = 1,059,741,335.88/28,047.62
  6. Step 6: Final answer
    x = 37,783.64

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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.