Home / 25,153.04-34,712.20-13,975.04

Finding the Fourth Proportional to 25,153.04, 34,712.20 and 13,975.04

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Solution

The fourth proportional to 25,153.04, 34,712.20 and 13,975.04 is: 19,286.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,153.04 : 34,712.20 = 13,975.04 : x
  2. Step 2: Convert to fraction form
    25,153.04/34,712.20 = 13,975.04/x
  3. Step 3: Cross multiply
    25,153.04x = 34,712.20 × 13,975.04
  4. Step 4: Simplify right side
    25,153.04x = 485,104,383.49
  5. Step 5: Solve for x
    x = 485,104,383.49/25,153.04
  6. Step 6: Final answer
    x = 19,286.11

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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.