Home / 25,259.46-34,860.15-13,929.99

Finding the Fourth Proportional to 25,259.46, 34,860.15 and 13,929.99

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Solution

The fourth proportional to 25,259.46, 34,860.15 and 13,929.99 is: 19,224.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,259.46 : 34,860.15 = 13,929.99 : x
  2. Step 2: Convert to fraction form
    25,259.46/34,860.15 = 13,929.99/x
  3. Step 3: Cross multiply
    25,259.46x = 34,860.15 × 13,929.99
  4. Step 4: Simplify right side
    25,259.46x = 485,601,540.90
  5. Step 5: Solve for x
    x = 485,601,540.90/25,259.46
  6. Step 6: Final answer
    x = 19,224.54

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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.