Home / 25,806.78-35,610.39-14,476.32

Finding the Fourth Proportional to 25,806.78, 35,610.39 and 14,476.32

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Solution

The fourth proportional to 25,806.78, 35,610.39 and 14,476.32 is: 19,975.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,806.78 : 35,610.39 = 14,476.32 : x
  2. Step 2: Convert to fraction form
    25,806.78/35,610.39 = 14,476.32/x
  3. Step 3: Cross multiply
    25,806.78x = 35,610.39 × 14,476.32
  4. Step 4: Simplify right side
    25,806.78x = 515,507,400.96
  5. Step 5: Solve for x
    x = 515,507,400.96/25,806.78
  6. Step 6: Final answer
    x = 19,975.66

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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.