Home / 25,048.34-34,567.49-13,871.38

Finding the Fourth Proportional to 25,048.34, 34,567.49 and 13,871.38

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Solution

The fourth proportional to 25,048.34, 34,567.49 and 13,871.38 is: 19,142.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,048.34 : 34,567.49 = 13,871.38 : x
  2. Step 2: Convert to fraction form
    25,048.34/34,567.49 = 13,871.38/x
  3. Step 3: Cross multiply
    25,048.34x = 34,567.49 × 13,871.38
  4. Step 4: Simplify right side
    25,048.34x = 479,498,789.44
  5. Step 5: Solve for x
    x = 479,498,789.44/25,048.34
  6. Step 6: Final answer
    x = 19,142.94

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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.