Home / 18,661.37-25,751.52-10,277.87

Finding the Fourth Proportional to 18,661.37, 25,751.52 and 10,277.87

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Solution

The fourth proportional to 18,661.37, 25,751.52 and 10,277.87 is: 14,182.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,661.37 : 25,751.52 = 10,277.87 : x
  2. Step 2: Convert to fraction form
    18,661.37/25,751.52 = 10,277.87/x
  3. Step 3: Cross multiply
    18,661.37x = 25,751.52 × 10,277.87
  4. Step 4: Simplify right side
    18,661.37x = 264,670,774.86
  5. Step 5: Solve for x
    x = 264,670,774.86/18,661.37
  6. Step 6: Final answer
    x = 14,182.82

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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.