Home / 17,346.64-26,012.66-12,637.30

Finding the Fourth Proportional to 17,346.64, 26,012.66 and 12,637.30

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Solution

The fourth proportional to 17,346.64, 26,012.66 and 12,637.30 is: 18,950.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,346.64 : 26,012.66 = 12,637.30 : x
  2. Step 2: Convert to fraction form
    17,346.64/26,012.66 = 12,637.30/x
  3. Step 3: Cross multiply
    17,346.64x = 26,012.66 × 12,637.30
  4. Step 4: Simplify right side
    17,346.64x = 328,729,788.22
  5. Step 5: Solve for x
    x = 328,729,788.22/17,346.64
  6. Step 6: Final answer
    x = 18,950.63

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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.