Home / 30,467.43-42,044.15-17,039.93

Finding the Fourth Proportional to 30,467.43, 42,044.15 and 17,039.93

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Solution

The fourth proportional to 30,467.43, 42,044.15 and 17,039.93 is: 23,514.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,467.43 : 42,044.15 = 17,039.93 : x
  2. Step 2: Convert to fraction form
    30,467.43/42,044.15 = 17,039.93/x
  3. Step 3: Cross multiply
    30,467.43x = 42,044.15 × 17,039.93
  4. Step 4: Simplify right side
    30,467.43x = 716,429,205.29
  5. Step 5: Solve for x
    x = 716,429,205.29/30,467.43
  6. Step 6: Final answer
    x = 23,514.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.