Home / 19,488.24-29,237.26-11,177.64

Finding the Fourth Proportional to 19,488.24, 29,237.26 and 11,177.64

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Solution

The fourth proportional to 19,488.24, 29,237.26 and 11,177.64 is: 16,769.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,488.24 : 29,237.26 = 11,177.64 : x
  2. Step 2: Convert to fraction form
    19,488.24/29,237.26 = 11,177.64/x
  3. Step 3: Cross multiply
    19,488.24x = 29,237.26 × 11,177.64
  4. Step 4: Simplify right side
    19,488.24x = 326,803,566.87
  5. Step 5: Solve for x
    x = 326,803,566.87/19,488.24
  6. Step 6: Final answer
    x = 16,769.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.