Home / 19,556.88-26,988.31-11,060.65

Finding the Fourth Proportional to 19,556.88, 26,988.31 and 11,060.65

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Solution

The fourth proportional to 19,556.88, 26,988.31 and 11,060.65 is: 15,263.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556.88 : 26,988.31 = 11,060.65 : x
  2. Step 2: Convert to fraction form
    19,556.88/26,988.31 = 11,060.65/x
  3. Step 3: Cross multiply
    19,556.88x = 26,988.31 × 11,060.65
  4. Step 4: Simplify right side
    19,556.88x = 298,508,251.00
  5. Step 5: Solve for x
    x = 298,508,251.00/19,556.88
  6. Step 6: Final answer
    x = 15,263.59

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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.