Home / 12,555.96-17,326.86-7,252.44

Finding the Fourth Proportional to 12,555.96, 17,326.86 and 7,252.44

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Solution

The fourth proportional to 12,555.96, 17,326.86 and 7,252.44 is: 10,008.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,555.96 : 17,326.86 = 7,252.44 : x
  2. Step 2: Convert to fraction form
    12,555.96/17,326.86 = 7,252.44/x
  3. Step 3: Cross multiply
    12,555.96x = 17,326.86 × 7,252.44
  4. Step 4: Simplify right side
    12,555.96x = 125,662,012.54
  5. Step 5: Solve for x
    x = 125,662,012.54/12,555.96
  6. Step 6: Final answer
    x = 10,008.16

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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.