Home / 25,278.25-34,885.94-13,949.99

Finding the Fourth Proportional to 25,278.25, 34,885.94 and 13,949.99

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Solution

The fourth proportional to 25,278.25, 34,885.94 and 13,949.99 is: 19,252.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,278.25 : 34,885.94 = 13,949.99 : x
  2. Step 2: Convert to fraction form
    25,278.25/34,885.94 = 13,949.99/x
  3. Step 3: Cross multiply
    25,278.25x = 34,885.94 × 13,949.99
  4. Step 4: Simplify right side
    25,278.25x = 486,658,444.39
  5. Step 5: Solve for x
    x = 486,658,444.39/25,278.25
  6. Step 6: Final answer
    x = 19,252.07

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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.