Home / 17,418.72-26,128.08-10,034.40

Finding the Fourth Proportional to 17,418.72, 26,128.08 and 10,034.40

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Solution

The fourth proportional to 17,418.72, 26,128.08 and 10,034.40 is: 15,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,418.72 : 26,128.08 = 10,034.40 : x
  2. Step 2: Convert to fraction form
    17,418.72/26,128.08 = 10,034.40/x
  3. Step 3: Cross multiply
    17,418.72x = 26,128.08 × 10,034.40
  4. Step 4: Simplify right side
    17,418.72x = 262,179,605.95
  5. Step 5: Solve for x
    x = 262,179,605.95/17,418.72
  6. Step 6: Final answer
    x = 15,051.60

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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.