Home / 15,850.06-23,790.48-8,459.72

Finding the Fourth Proportional to 15,850.06, 23,790.48 and 8,459.72

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Solution

The fourth proportional to 15,850.06, 23,790.48 and 8,459.72 is: 12,697.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,850.06 : 23,790.48 = 8,459.72 : x
  2. Step 2: Convert to fraction form
    15,850.06/23,790.48 = 8,459.72/x
  3. Step 3: Cross multiply
    15,850.06x = 23,790.48 × 8,459.72
  4. Step 4: Simplify right side
    15,850.06x = 201,260,799.47
  5. Step 5: Solve for x
    x = 201,260,799.47/15,850.06
  6. Step 6: Final answer
    x = 12,697.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.