Home / 17,627.43-26,389.20-15,440.43

Finding the Fourth Proportional to 17,627.43, 26,389.20 and 15,440.43

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Solution

The fourth proportional to 17,627.43, 26,389.20 and 15,440.43 is: 23,115.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,627.43 : 26,389.20 = 15,440.43 : x
  2. Step 2: Convert to fraction form
    17,627.43/26,389.20 = 15,440.43/x
  3. Step 3: Cross multiply
    17,627.43x = 26,389.20 × 15,440.43
  4. Step 4: Simplify right side
    17,627.43x = 407,460,595.36
  5. Step 5: Solve for x
    x = 407,460,595.36/17,627.43
  6. Step 6: Final answer
    x = 23,115.14

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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.