Home / 12,663.44-17,475.48-6,998.58

Finding the Fourth Proportional to 12,663.44, 17,475.48 and 6,998.58

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Solution

The fourth proportional to 12,663.44, 17,475.48 and 6,998.58 is: 9,658.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,663.44 : 17,475.48 = 6,998.58 : x
  2. Step 2: Convert to fraction form
    12,663.44/17,475.48 = 6,998.58/x
  3. Step 3: Cross multiply
    12,663.44x = 17,475.48 × 6,998.58
  4. Step 4: Simplify right side
    12,663.44x = 122,303,544.82
  5. Step 5: Solve for x
    x = 122,303,544.82/12,663.44
  6. Step 6: Final answer
    x = 9,658.00

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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.