Home / 25,270.74-34,873.20-13,941.36

Finding the Fourth Proportional to 25,270.74, 34,873.20 and 13,941.36

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Solution

The fourth proportional to 25,270.74, 34,873.20 and 13,941.36 is: 19,238.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,270.74 : 34,873.20 = 13,941.36 : x
  2. Step 2: Convert to fraction form
    25,270.74/34,873.20 = 13,941.36/x
  3. Step 3: Cross multiply
    25,270.74x = 34,873.20 × 13,941.36
  4. Step 4: Simplify right side
    25,270.74x = 486,179,835.55
  5. Step 5: Solve for x
    x = 486,179,835.55/25,270.74
  6. Step 6: Final answer
    x = 19,238.84

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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.