Home / 51,315.12-76,919.22-24,983.64

Finding the Fourth Proportional to 51,315.12, 76,919.22 and 24,983.64

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Solution

The fourth proportional to 51,315.12, 76,919.22 and 24,983.64 is: 37,449.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,315.12 : 76,919.22 = 24,983.64 : x
  2. Step 2: Convert to fraction form
    51,315.12/76,919.22 = 24,983.64/x
  3. Step 3: Cross multiply
    51,315.12x = 76,919.22 × 24,983.64
  4. Step 4: Simplify right side
    51,315.12x = 1,921,722,101.56
  5. Step 5: Solve for x
    x = 1,921,722,101.56/51,315.12
  6. Step 6: Final answer
    x = 37,449.43

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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.