Home / 19,910.23-27,476.12-10,957.73

Finding the Fourth Proportional to 19,910.23, 27,476.12 and 10,957.73

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Solution

The fourth proportional to 19,910.23, 27,476.12 and 10,957.73 is: 15,121.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,910.23 : 27,476.12 = 10,957.73 : x
  2. Step 2: Convert to fraction form
    19,910.23/27,476.12 = 10,957.73/x
  3. Step 3: Cross multiply
    19,910.23x = 27,476.12 × 10,957.73
  4. Step 4: Simplify right side
    19,910.23x = 301,075,904.41
  5. Step 5: Solve for x
    x = 301,075,904.41/19,910.23
  6. Step 6: Final answer
    x = 15,121.67

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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.