Home / 25,860.52-38,799.14-12,703.68

Finding the Fourth Proportional to 25,860.52, 38,799.14 and 12,703.68

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Solution

The fourth proportional to 25,860.52, 38,799.14 and 12,703.68 is: 19,059.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,860.52 : 38,799.14 = 12,703.68 : x
  2. Step 2: Convert to fraction form
    25,860.52/38,799.14 = 12,703.68/x
  3. Step 3: Cross multiply
    25,860.52x = 38,799.14 × 12,703.68
  4. Step 4: Simplify right side
    25,860.52x = 492,891,858.84
  5. Step 5: Solve for x
    x = 492,891,858.84/25,860.52
  6. Step 6: Final answer
    x = 19,059.63

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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.