Home / 25,186.04-34,757.16-13,856.48

Finding the Fourth Proportional to 25,186.04, 34,757.16 and 13,856.48

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Solution

The fourth proportional to 25,186.04, 34,757.16 and 13,856.48 is: 19,122.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,186.04 : 34,757.16 = 13,856.48 : x
  2. Step 2: Convert to fraction form
    25,186.04/34,757.16 = 13,856.48/x
  3. Step 3: Cross multiply
    25,186.04x = 34,757.16 × 13,856.48
  4. Step 4: Simplify right side
    25,186.04x = 481,611,892.40
  5. Step 5: Solve for x
    x = 481,611,892.40/25,186.04
  6. Step 6: Final answer
    x = 19,122.18

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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.