Home / 19,468.54-26,845.23-13,169.98

Finding the Fourth Proportional to 19,468.54, 26,845.23 and 13,169.98

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Solution

The fourth proportional to 19,468.54, 26,845.23 and 13,169.98 is: 18,160.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,468.54 : 26,845.23 = 13,169.98 : x
  2. Step 2: Convert to fraction form
    19,468.54/26,845.23 = 13,169.98/x
  3. Step 3: Cross multiply
    19,468.54x = 26,845.23 × 13,169.98
  4. Step 4: Simplify right side
    19,468.54x = 353,551,142.20
  5. Step 5: Solve for x
    x = 353,551,142.20/19,468.54
  6. Step 6: Final answer
    x = 18,160.13

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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.