Home / 13,836.25-19,094.03-8,247.25

Finding the Fourth Proportional to 13,836.25, 19,094.03 and 8,247.25

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Solution

The fourth proportional to 13,836.25, 19,094.03 and 8,247.25 is: 11,381.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836.25 : 19,094.03 = 8,247.25 : x
  2. Step 2: Convert to fraction form
    13,836.25/19,094.03 = 8,247.25/x
  3. Step 3: Cross multiply
    13,836.25x = 19,094.03 × 8,247.25
  4. Step 4: Simplify right side
    13,836.25x = 157,473,238.92
  5. Step 5: Solve for x
    x = 157,473,238.92/13,836.25
  6. Step 6: Final answer
    x = 11,381.21

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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.