Home / 12,852.27-19,289.34-9,163.53

Finding the Fourth Proportional to 12,852.27, 19,289.34 and 9,163.53

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Solution

The fourth proportional to 12,852.27, 19,289.34 and 9,163.53 is: 13,753.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,852.27 : 19,289.34 = 9,163.53 : x
  2. Step 2: Convert to fraction form
    12,852.27/19,289.34 = 9,163.53/x
  3. Step 3: Cross multiply
    12,852.27x = 19,289.34 × 9,163.53
  4. Step 4: Simplify right side
    12,852.27x = 176,758,445.77
  5. Step 5: Solve for x
    x = 176,758,445.77/12,852.27
  6. Step 6: Final answer
    x = 13,753.09

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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.