Home / 26,639.08-39,906.78-17,377

Finding the Fourth Proportional to 26,639.08, 39,906.78 and 17,377

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Solution

The fourth proportional to 26,639.08, 39,906.78 and 17,377 is: 26,031.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,639.08 : 39,906.78 = 17,377 : x
  2. Step 2: Convert to fraction form
    26,639.08/39,906.78 = 17,377/x
  3. Step 3: Cross multiply
    26,639.08x = 39,906.78 × 17,377
  4. Step 4: Simplify right side
    26,639.08x = 693,460,116.06
  5. Step 5: Solve for x
    x = 693,460,116.06/26,639.08
  6. Step 6: Final answer
    x = 26,031.68

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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.