Home / 15,571.36-23,326.80-13,826.08

Finding the Fourth Proportional to 15,571.36, 23,326.80 and 13,826.08

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Solution

The fourth proportional to 15,571.36, 23,326.80 and 13,826.08 is: 20,712.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,571.36 : 23,326.80 = 13,826.08 : x
  2. Step 2: Convert to fraction form
    15,571.36/23,326.80 = 13,826.08/x
  3. Step 3: Cross multiply
    15,571.36x = 23,326.80 × 13,826.08
  4. Step 4: Simplify right side
    15,571.36x = 322,518,202.94
  5. Step 5: Solve for x
    x = 322,518,202.94/15,571.36
  6. Step 6: Final answer
    x = 20,712.27

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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.