Home / 19,043.22-26,279.76-11,090.04

Finding the Fourth Proportional to 19,043.22, 26,279.76 and 11,090.04

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Solution

The fourth proportional to 19,043.22, 26,279.76 and 11,090.04 is: 15,304.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043.22 : 26,279.76 = 11,090.04 : x
  2. Step 2: Convert to fraction form
    19,043.22/26,279.76 = 11,090.04/x
  3. Step 3: Cross multiply
    19,043.22x = 26,279.76 × 11,090.04
  4. Step 4: Simplify right side
    19,043.22x = 291,443,589.59
  5. Step 5: Solve for x
    x = 291,443,589.59/19,043.22
  6. Step 6: Final answer
    x = 15,304.32

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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.