Home / 19,984.91-27,579.33-11,032.70

Finding the Fourth Proportional to 19,984.91, 27,579.33 and 11,032.70

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Solution

The fourth proportional to 19,984.91, 27,579.33 and 11,032.70 is: 15,225.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,984.91 : 27,579.33 = 11,032.70 : x
  2. Step 2: Convert to fraction form
    19,984.91/27,579.33 = 11,032.70/x
  3. Step 3: Cross multiply
    19,984.91x = 27,579.33 × 11,032.70
  4. Step 4: Simplify right side
    19,984.91x = 304,274,336.19
  5. Step 5: Solve for x
    x = 304,274,336.19/19,984.91
  6. Step 6: Final answer
    x = 15,225.21

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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.