Home / 19,227.90-26,534.76-11,268.12

Finding the Fourth Proportional to 19,227.90, 26,534.76 and 11,268.12

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Solution

The fourth proportional to 19,227.90, 26,534.76 and 11,268.12 is: 15,550.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,227.90 : 26,534.76 = 11,268.12 : x
  2. Step 2: Convert to fraction form
    19,227.90/26,534.76 = 11,268.12/x
  3. Step 3: Cross multiply
    19,227.90x = 26,534.76 × 11,268.12
  4. Step 4: Simplify right side
    19,227.90x = 298,996,859.85
  5. Step 5: Solve for x
    x = 298,996,859.85/19,227.90
  6. Step 6: Final answer
    x = 15,550.16

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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.