Home / 14,585.36-21,878.22-4,589.78

Finding the Fourth Proportional to 14,585.36, 21,878.22 and 4,589.78

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Solution

The fourth proportional to 14,585.36, 21,878.22 and 4,589.78 is: 6,884.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,585.36 : 21,878.22 = 4,589.78 : x
  2. Step 2: Convert to fraction form
    14,585.36/21,878.22 = 4,589.78/x
  3. Step 3: Cross multiply
    14,585.36x = 21,878.22 × 4,589.78
  4. Step 4: Simplify right side
    14,585.36x = 100,416,216.59
  5. Step 5: Solve for x
    x = 100,416,216.59/14,585.36
  6. Step 6: Final answer
    x = 6,884.73

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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.