Home / 14,339.52-19,794.69-13,442.85

Finding the Fourth Proportional to 14,339.52, 19,794.69 and 13,442.85

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Solution

The fourth proportional to 14,339.52, 19,794.69 and 13,442.85 is: 18,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339.52 : 19,794.69 = 13,442.85 : x
  2. Step 2: Convert to fraction form
    14,339.52/19,794.69 = 13,442.85/x
  3. Step 3: Cross multiply
    14,339.52x = 19,794.69 × 13,442.85
  4. Step 4: Simplify right side
    14,339.52x = 266,097,048.47
  5. Step 5: Solve for x
    x = 266,097,048.47/14,339.52
  6. Step 6: Final answer
    x = 18,556.90

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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.