Home / 34,719.69-47,913.37-19,613.75

Finding the Fourth Proportional to 34,719.69, 47,913.37 and 19,613.75

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Solution

The fourth proportional to 34,719.69, 47,913.37 and 19,613.75 is: 27,067.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,719.69 : 47,913.37 = 19,613.75 : x
  2. Step 2: Convert to fraction form
    34,719.69/47,913.37 = 19,613.75/x
  3. Step 3: Cross multiply
    34,719.69x = 47,913.37 × 19,613.75
  4. Step 4: Simplify right side
    34,719.69x = 939,760,682.56
  5. Step 5: Solve for x
    x = 939,760,682.56/34,719.69
  6. Step 6: Final answer
    x = 27,067.08

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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.