Home / 26,166.78-36,109.81-14,229.86

Finding the Fourth Proportional to 26,166.78, 36,109.81 and 14,229.86

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Solution

The fourth proportional to 26,166.78, 36,109.81 and 14,229.86 is: 19,637.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,166.78 : 36,109.81 = 14,229.86 : x
  2. Step 2: Convert to fraction form
    26,166.78/36,109.81 = 14,229.86/x
  3. Step 3: Cross multiply
    26,166.78x = 36,109.81 × 14,229.86
  4. Step 4: Simplify right side
    26,166.78x = 513,837,445.87
  5. Step 5: Solve for x
    x = 513,837,445.87/26,166.78
  6. Step 6: Final answer
    x = 19,637.02

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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.