Home / 12,336.44-17,022.54-7,031.48

Finding the Fourth Proportional to 12,336.44, 17,022.54 and 7,031.48

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Solution

The fourth proportional to 12,336.44, 17,022.54 and 7,031.48 is: 9,702.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,336.44 : 17,022.54 = 7,031.48 : x
  2. Step 2: Convert to fraction form
    12,336.44/17,022.54 = 7,031.48/x
  3. Step 3: Cross multiply
    12,336.44x = 17,022.54 × 7,031.48
  4. Step 4: Simplify right side
    12,336.44x = 119,693,649.56
  5. Step 5: Solve for x
    x = 119,693,649.56/12,336.44
  6. Step 6: Final answer
    x = 9,702.45

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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.