Home / 19,102.21-28,653.71-5,954.69

Finding the Fourth Proportional to 19,102.21, 28,653.71 and 5,954.69

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Solution

The fourth proportional to 19,102.21, 28,653.71 and 5,954.69 is: 8,932.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,102.21 : 28,653.71 = 5,954.69 : x
  2. Step 2: Convert to fraction form
    19,102.21/28,653.71 = 5,954.69/x
  3. Step 3: Cross multiply
    19,102.21x = 28,653.71 × 5,954.69
  4. Step 4: Simplify right side
    19,102.21x = 170,623,960.40
  5. Step 5: Solve for x
    x = 170,623,960.40/19,102.21
  6. Step 6: Final answer
    x = 8,932.16

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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.