Home / 11,850.15-16,352.55-7,373.76

Finding the Fourth Proportional to 11,850.15, 16,352.55 and 7,373.76

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Solution

The fourth proportional to 11,850.15, 16,352.55 and 7,373.76 is: 10,175.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,850.15 : 16,352.55 = 7,373.76 : x
  2. Step 2: Convert to fraction form
    11,850.15/16,352.55 = 7,373.76/x
  3. Step 3: Cross multiply
    11,850.15x = 16,352.55 × 7,373.76
  4. Step 4: Simplify right side
    11,850.15x = 120,579,779.09
  5. Step 5: Solve for x
    x = 120,579,779.09/11,850.15
  6. Step 6: Final answer
    x = 10,175.38

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Half scale
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Double scale
Find fourth proportional to 11,851.15, 16,353.93 and 7,374.76
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.