Home / 17,977.84-26,970.96-9,071.28

Finding the Fourth Proportional to 17,977.84, 26,970.96 and 9,071.28

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Solution

The fourth proportional to 17,977.84, 26,970.96 and 9,071.28 is: 13,609.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,977.84 : 26,970.96 = 9,071.28 : x
  2. Step 2: Convert to fraction form
    17,977.84/26,970.96 = 9,071.28/x
  3. Step 3: Cross multiply
    17,977.84x = 26,970.96 × 9,071.28
  4. Step 4: Simplify right side
    17,977.84x = 244,661,130.03
  5. Step 5: Solve for x
    x = 244,661,130.03/17,977.84
  6. Step 6: Final answer
    x = 13,609.04

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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.