Home / 17,983.31-26,982.74-9,653.58

Finding the Fourth Proportional to 17,983.31, 26,982.74 and 9,653.58

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Solution

The fourth proportional to 17,983.31, 26,982.74 and 9,653.58 is: 14,484.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,983.31 : 26,982.74 = 9,653.58 : x
  2. Step 2: Convert to fraction form
    17,983.31/26,982.74 = 9,653.58/x
  3. Step 3: Cross multiply
    17,983.31x = 26,982.74 × 9,653.58
  4. Step 4: Simplify right side
    17,983.31x = 260,480,063.34
  5. Step 5: Solve for x
    x = 260,480,063.34/17,983.31
  6. Step 6: Final answer
    x = 14,484.55

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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.