Home / 14,071.02-19,418.01-8,103.84

Finding the Fourth Proportional to 14,071.02, 19,418.01 and 8,103.84

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Solution

The fourth proportional to 14,071.02, 19,418.01 and 8,103.84 is: 11,183.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,071.02 : 19,418.01 = 8,103.84 : x
  2. Step 2: Convert to fraction form
    14,071.02/19,418.01 = 8,103.84/x
  3. Step 3: Cross multiply
    14,071.02x = 19,418.01 × 8,103.84
  4. Step 4: Simplify right side
    14,071.02x = 157,360,446.16
  5. Step 5: Solve for x
    x = 157,360,446.16/14,071.02
  6. Step 6: Final answer
    x = 11,183.30

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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.