Home / 25,206.36-34,785-14,028.36

Finding the Fourth Proportional to 25,206.36, 34,785 and 14,028.36

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Solution

The fourth proportional to 25,206.36, 34,785 and 14,028.36 is: 19,359.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,206.36 : 34,785 = 14,028.36 : x
  2. Step 2: Convert to fraction form
    25,206.36/34,785 = 14,028.36/x
  3. Step 3: Cross multiply
    25,206.36x = 34,785 × 14,028.36
  4. Step 4: Simplify right side
    25,206.36x = 487,976,502.60
  5. Step 5: Solve for x
    x = 487,976,502.60/25,206.36
  6. Step 6: Final answer
    x = 19,359.26

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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.