Home / 28,106.58-38,783.16-27,350.58

Finding the Fourth Proportional to 28,106.58, 38,783.16 and 27,350.58

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Solution

The fourth proportional to 28,106.58, 38,783.16 and 27,350.58 is: 37,739.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,106.58 : 38,783.16 = 27,350.58 : x
  2. Step 2: Convert to fraction form
    28,106.58/38,783.16 = 27,350.58/x
  3. Step 3: Cross multiply
    28,106.58x = 38,783.16 × 27,350.58
  4. Step 4: Simplify right side
    28,106.58x = 1,060,741,920.23
  5. Step 5: Solve for x
    x = 1,060,741,920.23/28,106.58
  6. Step 6: Final answer
    x = 37,739.99

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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.