Home / 17,914.57-26,822.54-13,518.70

Finding the Fourth Proportional to 17,914.57, 26,822.54 and 13,518.70

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Solution

The fourth proportional to 17,914.57, 26,822.54 and 13,518.70 is: 20,240.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,914.57 : 26,822.54 = 13,518.70 : x
  2. Step 2: Convert to fraction form
    17,914.57/26,822.54 = 13,518.70/x
  3. Step 3: Cross multiply
    17,914.57x = 26,822.54 × 13,518.70
  4. Step 4: Simplify right side
    17,914.57x = 362,605,838.24
  5. Step 5: Solve for x
    x = 362,605,838.24/17,914.57
  6. Step 6: Final answer
    x = 20,240.84

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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.