Home / 13,836.03-19,087.02-9,361.32

Finding the Fourth Proportional to 13,836.03, 19,087.02 and 9,361.32

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Solution

The fourth proportional to 13,836.03, 19,087.02 and 9,361.32 is: 12,914.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836.03 : 19,087.02 = 9,361.32 : x
  2. Step 2: Convert to fraction form
    13,836.03/19,087.02 = 9,361.32/x
  3. Step 3: Cross multiply
    13,836.03x = 19,087.02 × 9,361.32
  4. Step 4: Simplify right side
    13,836.03x = 178,679,702.07
  5. Step 5: Solve for x
    x = 178,679,702.07/13,836.03
  6. Step 6: Final answer
    x = 12,914.09

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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.