Home / 14,268.27-21,388.37-8,337.63

Finding the Fourth Proportional to 14,268.27, 21,388.37 and 8,337.63

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Solution

The fourth proportional to 14,268.27, 21,388.37 and 8,337.63 is: 12,498.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.27 : 21,388.37 = 8,337.63 : x
  2. Step 2: Convert to fraction form
    14,268.27/21,388.37 = 8,337.63/x
  3. Step 3: Cross multiply
    14,268.27x = 21,388.37 × 8,337.63
  4. Step 4: Simplify right side
    14,268.27x = 178,328,273.67
  5. Step 5: Solve for x
    x = 178,328,273.67/14,268.27
  6. Step 6: Final answer
    x = 12,498.24

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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.