Home / 15,361.39-22,997.13-11,678.32

Finding the Fourth Proportional to 15,361.39, 22,997.13 and 11,678.32

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Solution

The fourth proportional to 15,361.39, 22,997.13 and 11,678.32 is: 17,483.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,361.39 : 22,997.13 = 11,678.32 : x
  2. Step 2: Convert to fraction form
    15,361.39/22,997.13 = 11,678.32/x
  3. Step 3: Cross multiply
    15,361.39x = 22,997.13 × 11,678.32
  4. Step 4: Simplify right side
    15,361.39x = 268,567,843.22
  5. Step 5: Solve for x
    x = 268,567,843.22/15,361.39
  6. Step 6: Final answer
    x = 17,483.30

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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.