Home / 17,407.38-26,111.67-5,721.51

Finding the Fourth Proportional to 17,407.38, 26,111.67 and 5,721.51

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Solution

The fourth proportional to 17,407.38, 26,111.67 and 5,721.51 is: 8,582.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,407.38 : 26,111.67 = 5,721.51 : x
  2. Step 2: Convert to fraction form
    17,407.38/26,111.67 = 5,721.51/x
  3. Step 3: Cross multiply
    17,407.38x = 26,111.67 × 5,721.51
  4. Step 4: Simplify right side
    17,407.38x = 149,398,181.02
  5. Step 5: Solve for x
    x = 149,398,181.02/17,407.38
  6. Step 6: Final answer
    x = 8,582.46

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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.