Home / 26,741.72-40,126.62-15,670.10

Finding the Fourth Proportional to 26,741.72, 40,126.62 and 15,670.10

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Solution

The fourth proportional to 26,741.72, 40,126.62 and 15,670.10 is: 23,513.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,741.72 : 40,126.62 = 15,670.10 : x
  2. Step 2: Convert to fraction form
    26,741.72/40,126.62 = 15,670.10/x
  3. Step 3: Cross multiply
    26,741.72x = 40,126.62 × 15,670.10
  4. Step 4: Simplify right side
    26,741.72x = 628,788,148.06
  5. Step 5: Solve for x
    x = 628,788,148.06/26,741.72
  6. Step 6: Final answer
    x = 23,513.38

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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.