Home / 14,658.58-20,227.22-8,284.50

Finding the Fourth Proportional to 14,658.58, 20,227.22 and 8,284.50

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Solution

The fourth proportional to 14,658.58, 20,227.22 and 8,284.50 is: 11,431.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658.58 : 20,227.22 = 8,284.50 : x
  2. Step 2: Convert to fraction form
    14,658.58/20,227.22 = 8,284.50/x
  3. Step 3: Cross multiply
    14,658.58x = 20,227.22 × 8,284.50
  4. Step 4: Simplify right side
    14,658.58x = 167,572,404.09
  5. Step 5: Solve for x
    x = 167,572,404.09/14,658.58
  6. Step 6: Final answer
    x = 11,431.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.