Home / 19,984.62-27,582.81-11,492.68

Finding the Fourth Proportional to 19,984.62, 27,582.81 and 11,492.68

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Solution

The fourth proportional to 19,984.62, 27,582.81 and 11,492.68 is: 15,862.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,984.62 : 27,582.81 = 11,492.68 : x
  2. Step 2: Convert to fraction form
    19,984.62/27,582.81 = 11,492.68/x
  3. Step 3: Cross multiply
    19,984.62x = 27,582.81 × 11,492.68
  4. Step 4: Simplify right side
    19,984.62x = 317,000,351.37
  5. Step 5: Solve for x
    x = 317,000,351.37/19,984.62
  6. Step 6: Final answer
    x = 15,862.22

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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.