Home / 19,825.50-27,360.27-11,444.70

Finding the Fourth Proportional to 19,825.50, 27,360.27 and 11,444.70

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Solution

The fourth proportional to 19,825.50, 27,360.27 and 11,444.70 is: 15,794.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,825.50 : 27,360.27 = 11,444.70 : x
  2. Step 2: Convert to fraction form
    19,825.50/27,360.27 = 11,444.70/x
  3. Step 3: Cross multiply
    19,825.50x = 27,360.27 × 11,444.70
  4. Step 4: Simplify right side
    19,825.50x = 313,130,082.07
  5. Step 5: Solve for x
    x = 313,130,082.07/19,825.50
  6. Step 6: Final answer
    x = 15,794.31

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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.