Home / 12,555.55-17,326.06-7,252.08

Finding the Fourth Proportional to 12,555.55, 17,326.06 and 7,252.08

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Solution

The fourth proportional to 12,555.55, 17,326.06 and 7,252.08 is: 10,007.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,555.55 : 17,326.06 = 7,252.08 : x
  2. Step 2: Convert to fraction form
    12,555.55/17,326.06 = 7,252.08/x
  3. Step 3: Cross multiply
    12,555.55x = 17,326.06 × 7,252.08
  4. Step 4: Simplify right side
    12,555.55x = 125,649,886.57
  5. Step 5: Solve for x
    x = 125,649,886.57/12,555.55
  6. Step 6: Final answer
    x = 10,007.52

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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.