Home / 15,716.96-23,583.45-10,455.67

Finding the Fourth Proportional to 15,716.96, 23,583.45 and 10,455.67

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Solution

The fourth proportional to 15,716.96, 23,583.45 and 10,455.67 is: 15,688.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,716.96 : 23,583.45 = 10,455.67 : x
  2. Step 2: Convert to fraction form
    15,716.96/23,583.45 = 10,455.67/x
  3. Step 3: Cross multiply
    15,716.96x = 23,583.45 × 10,455.67
  4. Step 4: Simplify right side
    15,716.96x = 246,580,770.66
  5. Step 5: Solve for x
    x = 246,580,770.66/15,716.96
  6. Step 6: Final answer
    x = 15,688.83

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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.