Home / 25,252.70-34,833.04-20,211.26

Finding the Fourth Proportional to 25,252.70, 34,833.04 and 20,211.26

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Solution

The fourth proportional to 25,252.70, 34,833.04 and 20,211.26 is: 27,878.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,252.70 : 34,833.04 = 20,211.26 : x
  2. Step 2: Convert to fraction form
    25,252.70/34,833.04 = 20,211.26/x
  3. Step 3: Cross multiply
    25,252.70x = 34,833.04 × 20,211.26
  4. Step 4: Simplify right side
    25,252.70x = 704,019,403.34
  5. Step 5: Solve for x
    x = 704,019,403.34/25,252.70
  6. Step 6: Final answer
    x = 27,878.98

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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.