Home / 19,020.90-26,236.38-11,462.11

Finding the Fourth Proportional to 19,020.90, 26,236.38 and 11,462.11

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Solution

The fourth proportional to 19,020.90, 26,236.38 and 11,462.11 is: 15,810.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,020.90 : 26,236.38 = 11,462.11 : x
  2. Step 2: Convert to fraction form
    19,020.90/26,236.38 = 11,462.11/x
  3. Step 3: Cross multiply
    19,020.90x = 26,236.38 × 11,462.11
  4. Step 4: Simplify right side
    19,020.90x = 300,724,273.56
  5. Step 5: Solve for x
    x = 300,724,273.56/19,020.90
  6. Step 6: Final answer
    x = 15,810.20

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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.