Home / 19,950.84-27,532.82-10,998.68

Finding the Fourth Proportional to 19,950.84, 27,532.82 and 10,998.68

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Solution

The fourth proportional to 19,950.84, 27,532.82 and 10,998.68 is: 15,178.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,950.84 : 27,532.82 = 10,998.68 : x
  2. Step 2: Convert to fraction form
    19,950.84/27,532.82 = 10,998.68/x
  3. Step 3: Cross multiply
    19,950.84x = 27,532.82 × 10,998.68
  4. Step 4: Simplify right side
    19,950.84x = 302,824,676.68
  5. Step 5: Solve for x
    x = 302,824,676.68/19,950.84
  6. Step 6: Final answer
    x = 15,178.54

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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.