Home / 19,274.14-28,911.21-6,126.51

Finding the Fourth Proportional to 19,274.14, 28,911.21 and 6,126.51

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Solution

The fourth proportional to 19,274.14, 28,911.21 and 6,126.51 is: 9,189.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,274.14 : 28,911.21 = 6,126.51 : x
  2. Step 2: Convert to fraction form
    19,274.14/28,911.21 = 6,126.51/x
  3. Step 3: Cross multiply
    19,274.14x = 28,911.21 × 6,126.51
  4. Step 4: Simplify right side
    19,274.14x = 177,124,817.18
  5. Step 5: Solve for x
    x = 177,124,817.18/19,274.14
  6. Step 6: Final answer
    x = 9,189.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.