Home / 18,592.07-25,647.53-11,870.63

Finding the Fourth Proportional to 18,592.07, 25,647.53 and 11,870.63

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Solution

The fourth proportional to 18,592.07, 25,647.53 and 11,870.63 is: 16,375.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,592.07 : 25,647.53 = 11,870.63 : x
  2. Step 2: Convert to fraction form
    18,592.07/25,647.53 = 11,870.63/x
  3. Step 3: Cross multiply
    18,592.07x = 25,647.53 × 11,870.63
  4. Step 4: Simplify right side
    18,592.07x = 304,452,240.48
  5. Step 5: Solve for x
    x = 304,452,240.48/18,592.07
  6. Step 6: Final answer
    x = 16,375.39

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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.