Home / 13,955.04-19,259.56-8,366

Finding the Fourth Proportional to 13,955.04, 19,259.56 and 8,366

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Solution

The fourth proportional to 13,955.04, 19,259.56 and 8,366 is: 11,546.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,955.04 : 19,259.56 = 8,366 : x
  2. Step 2: Convert to fraction form
    13,955.04/19,259.56 = 8,366/x
  3. Step 3: Cross multiply
    13,955.04x = 19,259.56 × 8,366
  4. Step 4: Simplify right side
    13,955.04x = 161,125,478.96
  5. Step 5: Solve for x
    x = 161,125,478.96/13,955.04
  6. Step 6: Final answer
    x = 11,546.04

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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.