Home / 34,106.67-47,067.08-18,998.45

Finding the Fourth Proportional to 34,106.67, 47,067.08 and 18,998.45

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Solution

The fourth proportional to 34,106.67, 47,067.08 and 18,998.45 is: 26,217.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,106.67 : 47,067.08 = 18,998.45 : x
  2. Step 2: Convert to fraction form
    34,106.67/47,067.08 = 18,998.45/x
  3. Step 3: Cross multiply
    34,106.67x = 47,067.08 × 18,998.45
  4. Step 4: Simplify right side
    34,106.67x = 894,201,412.20
  5. Step 5: Solve for x
    x = 894,201,412.20/34,106.67
  6. Step 6: Final answer
    x = 26,217.79

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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.