Home / 27,130.08-40,696.32-11,333.28

Finding the Fourth Proportional to 27,130.08, 40,696.32 and 11,333.28

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Solution

The fourth proportional to 27,130.08, 40,696.32 and 11,333.28 is: 17,000.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,130.08 : 40,696.32 = 11,333.28 : x
  2. Step 2: Convert to fraction form
    27,130.08/40,696.32 = 11,333.28/x
  3. Step 3: Cross multiply
    27,130.08x = 40,696.32 × 11,333.28
  4. Step 4: Simplify right side
    27,130.08x = 461,222,789.53
  5. Step 5: Solve for x
    x = 461,222,789.53/27,130.08
  6. Step 6: Final answer
    x = 17,000.42

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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.