Home / 12,525.48-18,767.70-7,596.72

Finding the Fourth Proportional to 12,525.48, 18,767.70 and 7,596.72

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Solution

The fourth proportional to 12,525.48, 18,767.70 and 7,596.72 is: 11,382.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,525.48 : 18,767.70 = 7,596.72 : x
  2. Step 2: Convert to fraction form
    12,525.48/18,767.70 = 7,596.72/x
  3. Step 3: Cross multiply
    12,525.48x = 18,767.70 × 7,596.72
  4. Step 4: Simplify right side
    12,525.48x = 142,572,961.94
  5. Step 5: Solve for x
    x = 142,572,961.94/12,525.48
  6. Step 6: Final answer
    x = 11,382.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.