Home / 19,623.69-27,081.36-10,671.96

Finding the Fourth Proportional to 19,623.69, 27,081.36 and 10,671.96

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Solution

The fourth proportional to 19,623.69, 27,081.36 and 10,671.96 is: 14,727.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.69 : 27,081.36 = 10,671.96 : x
  2. Step 2: Convert to fraction form
    19,623.69/27,081.36 = 10,671.96/x
  3. Step 3: Cross multiply
    19,623.69x = 27,081.36 × 10,671.96
  4. Step 4: Simplify right side
    19,623.69x = 289,011,190.67
  5. Step 5: Solve for x
    x = 289,011,190.67/19,623.69
  6. Step 6: Final answer
    x = 14,727.67

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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.