Home / 12,517.35-18,779.67-5,934.48

Finding the Fourth Proportional to 12,517.35, 18,779.67 and 5,934.48

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Solution

The fourth proportional to 12,517.35, 18,779.67 and 5,934.48 is: 8,903.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,517.35 : 18,779.67 = 5,934.48 : x
  2. Step 2: Convert to fraction form
    12,517.35/18,779.67 = 5,934.48/x
  3. Step 3: Cross multiply
    12,517.35x = 18,779.67 × 5,934.48
  4. Step 4: Simplify right side
    12,517.35x = 111,447,576.02
  5. Step 5: Solve for x
    x = 111,447,576.02/12,517.35
  6. Step 6: Final answer
    x = 8,903.45

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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.