Home / 19,268.10-28,898.10-8,175.15

Finding the Fourth Proportional to 19,268.10, 28,898.10 and 8,175.15

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Solution

The fourth proportional to 19,268.10, 28,898.10 and 8,175.15 is: 12,261.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.10 : 28,898.10 = 8,175.15 : x
  2. Step 2: Convert to fraction form
    19,268.10/28,898.10 = 8,175.15/x
  3. Step 3: Cross multiply
    19,268.10x = 28,898.10 × 8,175.15
  4. Step 4: Simplify right side
    19,268.10x = 236,246,302.22
  5. Step 5: Solve for x
    x = 236,246,302.22/19,268.10
  6. Step 6: Final answer
    x = 12,261.01

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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.