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Finding the Fourth Proportional to 17,373.70, 26,048.20 and 14,079.53

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Solution

The fourth proportional to 17,373.70, 26,048.20 and 14,079.53 is: 21,109.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,373.70 : 26,048.20 = 14,079.53 : x
  2. Step 2: Convert to fraction form
    17,373.70/26,048.20 = 14,079.53/x
  3. Step 3: Cross multiply
    17,373.70x = 26,048.20 × 14,079.53
  4. Step 4: Simplify right side
    17,373.70x = 366,746,413.35
  5. Step 5: Solve for x
    x = 366,746,413.35/17,373.70
  6. Step 6: Final answer
    x = 21,109.29

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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.