Home / 25,338.89-34,964.64-14,006.85

Finding the Fourth Proportional to 25,338.89, 34,964.64 and 14,006.85

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Solution

The fourth proportional to 25,338.89, 34,964.64 and 14,006.85 is: 19,327.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,338.89 : 34,964.64 = 14,006.85 : x
  2. Step 2: Convert to fraction form
    25,338.89/34,964.64 = 14,006.85/x
  3. Step 3: Cross multiply
    25,338.89x = 34,964.64 × 14,006.85
  4. Step 4: Simplify right side
    25,338.89x = 489,744,467.78
  5. Step 5: Solve for x
    x = 489,744,467.78/25,338.89
  6. Step 6: Final answer
    x = 19,327.78

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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.