Home / 18,534.37-25,579.25-10,577.79

Finding the Fourth Proportional to 18,534.37, 25,579.25 and 10,577.79

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Solution

The fourth proportional to 18,534.37, 25,579.25 and 10,577.79 is: 14,598.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534.37 : 25,579.25 = 10,577.79 : x
  2. Step 2: Convert to fraction form
    18,534.37/25,579.25 = 10,577.79/x
  3. Step 3: Cross multiply
    18,534.37x = 25,579.25 × 10,577.79
  4. Step 4: Simplify right side
    18,534.37x = 270,571,934.86
  5. Step 5: Solve for x
    x = 270,571,934.86/18,534.37
  6. Step 6: Final answer
    x = 14,598.39

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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.