Home / 12,504.52-18,761.64-4,718.80

Finding the Fourth Proportional to 12,504.52, 18,761.64 and 4,718.80

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Solution

The fourth proportional to 12,504.52, 18,761.64 and 4,718.80 is: 7,080.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504.52 : 18,761.64 = 4,718.80 : x
  2. Step 2: Convert to fraction form
    12,504.52/18,761.64 = 4,718.80/x
  3. Step 3: Cross multiply
    12,504.52x = 18,761.64 × 4,718.80
  4. Step 4: Simplify right side
    12,504.52x = 88,532,379.93
  5. Step 5: Solve for x
    x = 88,532,379.93/12,504.52
  6. Step 6: Final answer
    x = 7,080.03

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1.5x scale

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.