Home / 19,514.09-29,271.38-4,723.09

Finding the Fourth Proportional to 19,514.09, 29,271.38 and 4,723.09

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Solution

The fourth proportional to 19,514.09, 29,271.38 and 4,723.09 is: 7,084.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,514.09 : 29,271.38 = 4,723.09 : x
  2. Step 2: Convert to fraction form
    19,514.09/29,271.38 = 4,723.09/x
  3. Step 3: Cross multiply
    19,514.09x = 29,271.38 × 4,723.09
  4. Step 4: Simplify right side
    19,514.09x = 138,251,265.37
  5. Step 5: Solve for x
    x = 138,251,265.37/19,514.09
  6. Step 6: Final answer
    x = 7,084.69

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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.