Home / 17,856.79-26,788.93-6,763.23

Finding the Fourth Proportional to 17,856.79, 26,788.93 and 6,763.23

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Solution

The fourth proportional to 17,856.79, 26,788.93 and 6,763.23 is: 10,146.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,856.79 : 26,788.93 = 6,763.23 : x
  2. Step 2: Convert to fraction form
    17,856.79/26,788.93 = 6,763.23/x
  3. Step 3: Cross multiply
    17,856.79x = 26,788.93 × 6,763.23
  4. Step 4: Simplify right side
    17,856.79x = 181,179,678.14
  5. Step 5: Solve for x
    x = 181,179,678.14/17,856.79
  6. Step 6: Final answer
    x = 10,146.26

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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.