Home / 19,554.27-26,985.32-11,055.61

Finding the Fourth Proportional to 19,554.27, 26,985.32 and 11,055.61

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Solution

The fourth proportional to 19,554.27, 26,985.32 and 11,055.61 is: 15,256.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554.27 : 26,985.32 = 11,055.61 : x
  2. Step 2: Convert to fraction form
    19,554.27/26,985.32 = 11,055.61/x
  3. Step 3: Cross multiply
    19,554.27x = 26,985.32 × 11,055.61
  4. Step 4: Simplify right side
    19,554.27x = 298,339,173.65
  5. Step 5: Solve for x
    x = 298,339,173.65/19,554.27
  6. Step 6: Final answer
    x = 15,256.98

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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.