Home / 14,536.16-21,803.78-4,147.91

Finding the Fourth Proportional to 14,536.16, 21,803.78 and 4,147.91

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Solution

The fourth proportional to 14,536.16, 21,803.78 and 4,147.91 is: 6,221.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,536.16 : 21,803.78 = 4,147.91 : x
  2. Step 2: Convert to fraction form
    14,536.16/21,803.78 = 4,147.91/x
  3. Step 3: Cross multiply
    14,536.16x = 21,803.78 × 4,147.91
  4. Step 4: Simplify right side
    14,536.16x = 90,440,100.21
  5. Step 5: Solve for x
    x = 90,440,100.21/14,536.16
  6. Step 6: Final answer
    x = 6,221.73

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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.