Home / 17,721.08-26,586.63-5,241.05

Finding the Fourth Proportional to 17,721.08, 26,586.63 and 5,241.05

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Solution

The fourth proportional to 17,721.08, 26,586.63 and 5,241.05 is: 7,863.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,721.08 : 26,586.63 = 5,241.05 : x
  2. Step 2: Convert to fraction form
    17,721.08/26,586.63 = 5,241.05/x
  3. Step 3: Cross multiply
    17,721.08x = 26,586.63 × 5,241.05
  4. Step 4: Simplify right side
    17,721.08x = 139,341,973.48
  5. Step 5: Solve for x
    x = 139,341,973.48/17,721.08
  6. Step 6: Final answer
    x = 7,863.06

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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.