Home / 15,231.44-22,814.76-8,984.72

Finding the Fourth Proportional to 15,231.44, 22,814.76 and 8,984.72

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Solution

The fourth proportional to 15,231.44, 22,814.76 and 8,984.72 is: 13,457.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,231.44 : 22,814.76 = 8,984.72 : x
  2. Step 2: Convert to fraction form
    15,231.44/22,814.76 = 8,984.72/x
  3. Step 3: Cross multiply
    15,231.44x = 22,814.76 × 8,984.72
  4. Step 4: Simplify right side
    15,231.44x = 204,984,230.47
  5. Step 5: Solve for x
    x = 204,984,230.47/15,231.44
  6. Step 6: Final answer
    x = 13,457.97

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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.