Home / 17,721.48-26,582.74-6,626.05

Finding the Fourth Proportional to 17,721.48, 26,582.74 and 6,626.05

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Solution

The fourth proportional to 17,721.48, 26,582.74 and 6,626.05 is: 9,939.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,721.48 : 26,582.74 = 6,626.05 : x
  2. Step 2: Convert to fraction form
    17,721.48/26,582.74 = 6,626.05/x
  3. Step 3: Cross multiply
    17,721.48x = 26,582.74 × 6,626.05
  4. Step 4: Simplify right side
    17,721.48x = 176,138,531.25
  5. Step 5: Solve for x
    x = 176,138,531.25/17,721.48
  6. Step 6: Final answer
    x = 9,939.27

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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.