Home / 18,759.92-25,898.09-14,501.36

Finding the Fourth Proportional to 18,759.92, 25,898.09 and 14,501.36

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Solution

The fourth proportional to 18,759.92, 25,898.09 and 14,501.36 is: 20,019.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,759.92 : 25,898.09 = 14,501.36 : x
  2. Step 2: Convert to fraction form
    18,759.92/25,898.09 = 14,501.36/x
  3. Step 3: Cross multiply
    18,759.92x = 25,898.09 × 14,501.36
  4. Step 4: Simplify right side
    18,759.92x = 375,557,453.90
  5. Step 5: Solve for x
    x = 375,557,453.90/18,759.92
  6. Step 6: Final answer
    x = 20,019.14

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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.