Home / 18,539.88-25,584.89-10,041.80

Finding the Fourth Proportional to 18,539.88, 25,584.89 and 10,041.80

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Solution

The fourth proportional to 18,539.88, 25,584.89 and 10,041.80 is: 13,857.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,539.88 : 25,584.89 = 10,041.80 : x
  2. Step 2: Convert to fraction form
    18,539.88/25,584.89 = 10,041.80/x
  3. Step 3: Cross multiply
    18,539.88x = 25,584.89 × 10,041.80
  4. Step 4: Simplify right side
    18,539.88x = 256,918,362.16
  5. Step 5: Solve for x
    x = 256,918,362.16/18,539.88
  6. Step 6: Final answer
    x = 13,857.61

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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.