Home / 25,371.09-34,998.03-14,759.55

Finding the Fourth Proportional to 25,371.09, 34,998.03 and 14,759.55

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Solution

The fourth proportional to 25,371.09, 34,998.03 and 14,759.55 is: 20,359.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,371.09 : 34,998.03 = 14,759.55 : x
  2. Step 2: Convert to fraction form
    25,371.09/34,998.03 = 14,759.55/x
  3. Step 3: Cross multiply
    25,371.09x = 34,998.03 × 14,759.55
  4. Step 4: Simplify right side
    25,371.09x = 516,555,173.69
  5. Step 5: Solve for x
    x = 516,555,173.69/25,371.09
  6. Step 6: Final answer
    x = 20,359.99

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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.