Home / 19,556.70-26,990.37-11,062.20

Finding the Fourth Proportional to 19,556.70, 26,990.37 and 11,062.20

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Solution

The fourth proportional to 19,556.70, 26,990.37 and 11,062.20 is: 15,267.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556.70 : 26,990.37 = 11,062.20 : x
  2. Step 2: Convert to fraction form
    19,556.70/26,990.37 = 11,062.20/x
  3. Step 3: Cross multiply
    19,556.70x = 26,990.37 × 11,062.20
  4. Step 4: Simplify right side
    19,556.70x = 298,572,871.01
  5. Step 5: Solve for x
    x = 298,572,871.01/19,556.70
  6. Step 6: Final answer
    x = 15,267.04

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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.