Home / 19,080.20-26,333.62-11,125

Finding the Fourth Proportional to 19,080.20, 26,333.62 and 11,125

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Solution

The fourth proportional to 19,080.20, 26,333.62 and 11,125 is: 15,354.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,080.20 : 26,333.62 = 11,125 : x
  2. Step 2: Convert to fraction form
    19,080.20/26,333.62 = 11,125/x
  3. Step 3: Cross multiply
    19,080.20x = 26,333.62 × 11,125
  4. Step 4: Simplify right side
    19,080.20x = 292,961,522.50
  5. Step 5: Solve for x
    x = 292,961,522.50/19,080.20
  6. Step 6: Final answer
    x = 15,354.22

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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.