Home / 14,526.90-20,056.71-11,163.60

Finding the Fourth Proportional to 14,526.90, 20,056.71 and 11,163.60

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Solution

The fourth proportional to 14,526.90, 20,056.71 and 11,163.60 is: 15,413.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,526.90 : 20,056.71 = 11,163.60 : x
  2. Step 2: Convert to fraction form
    14,526.90/20,056.71 = 11,163.60/x
  3. Step 3: Cross multiply
    14,526.90x = 20,056.71 × 11,163.60
  4. Step 4: Simplify right side
    14,526.90x = 223,905,087.76
  5. Step 5: Solve for x
    x = 223,905,087.76/14,526.90
  6. Step 6: Final answer
    x = 15,413.14

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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.