Home / 18,272.42-25,216.17-11,551.04

Finding the Fourth Proportional to 18,272.42, 25,216.17 and 11,551.04

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Solution

The fourth proportional to 18,272.42, 25,216.17 and 11,551.04 is: 15,940.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,272.42 : 25,216.17 = 11,551.04 : x
  2. Step 2: Convert to fraction form
    18,272.42/25,216.17 = 11,551.04/x
  3. Step 3: Cross multiply
    18,272.42x = 25,216.17 × 11,551.04
  4. Step 4: Simplify right side
    18,272.42x = 291,272,988.32
  5. Step 5: Solve for x
    x = 291,272,988.32/18,272.42
  6. Step 6: Final answer
    x = 15,940.58

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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.