Home / 12,544.98-17,309.30-7,238.67

Finding the Fourth Proportional to 12,544.98, 17,309.30 and 7,238.67

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Solution

The fourth proportional to 12,544.98, 17,309.30 and 7,238.67 is: 9,987.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.98 : 17,309.30 = 7,238.67 : x
  2. Step 2: Convert to fraction form
    12,544.98/17,309.30 = 7,238.67/x
  3. Step 3: Cross multiply
    12,544.98x = 17,309.30 × 7,238.67
  4. Step 4: Simplify right side
    12,544.98x = 125,296,310.63
  5. Step 5: Solve for x
    x = 125,296,310.63/12,544.98
  6. Step 6: Final answer
    x = 9,987.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.