Home / 25,119.68-37,605.92-13,245.60

Finding the Fourth Proportional to 25,119.68, 37,605.92 and 13,245.60

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Solution

The fourth proportional to 25,119.68, 37,605.92 and 13,245.60 is: 19,829.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,119.68 : 37,605.92 = 13,245.60 : x
  2. Step 2: Convert to fraction form
    25,119.68/37,605.92 = 13,245.60/x
  3. Step 3: Cross multiply
    25,119.68x = 37,605.92 × 13,245.60
  4. Step 4: Simplify right side
    25,119.68x = 498,112,973.95
  5. Step 5: Solve for x
    x = 498,112,973.95/25,119.68
  6. Step 6: Final answer
    x = 19,829.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.