Home / 27,770.02-38,323.46-15,671.04

Finding the Fourth Proportional to 27,770.02, 38,323.46 and 15,671.04

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Solution

The fourth proportional to 27,770.02, 38,323.46 and 15,671.04 is: 21,626.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,770.02 : 38,323.46 = 15,671.04 : x
  2. Step 2: Convert to fraction form
    27,770.02/38,323.46 = 15,671.04/x
  3. Step 3: Cross multiply
    27,770.02x = 38,323.46 × 15,671.04
  4. Step 4: Simplify right side
    27,770.02x = 600,568,474.60
  5. Step 5: Solve for x
    x = 600,568,474.60/27,770.02
  6. Step 6: Final answer
    x = 21,626.50

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Half scale
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Double scale
Find fourth proportional to 27,771.02, 38,324.84 and 15,672.04
Similar ratio
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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.