Home / 19,107.09-26,320.70-16,265.36

Finding the Fourth Proportional to 19,107.09, 26,320.70 and 16,265.36

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Solution

The fourth proportional to 19,107.09, 26,320.70 and 16,265.36 is: 22,406.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,107.09 : 26,320.70 = 16,265.36 : x
  2. Step 2: Convert to fraction form
    19,107.09/26,320.70 = 16,265.36/x
  3. Step 3: Cross multiply
    19,107.09x = 26,320.70 × 16,265.36
  4. Step 4: Simplify right side
    19,107.09x = 428,115,527.87
  5. Step 5: Solve for x
    x = 428,115,527.87/19,107.09
  6. Step 6: Final answer
    x = 22,406.11

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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.