Home / 12,360.56-18,519.24-10,293.86

Finding the Fourth Proportional to 12,360.56, 18,519.24 and 10,293.86

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Solution

The fourth proportional to 12,360.56, 18,519.24 and 10,293.86 is: 15,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360.56 : 18,519.24 = 10,293.86 : x
  2. Step 2: Convert to fraction form
    12,360.56/18,519.24 = 10,293.86/x
  3. Step 3: Cross multiply
    12,360.56x = 18,519.24 × 10,293.86
  4. Step 4: Simplify right side
    12,360.56x = 190,634,463.87
  5. Step 5: Solve for x
    x = 190,634,463.87/12,360.56
  6. Step 6: Final answer
    x = 15,422.80

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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.