Home / 15,728.88-23,596.96-5,340.63

Finding the Fourth Proportional to 15,728.88, 23,596.96 and 5,340.63

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Solution

The fourth proportional to 15,728.88, 23,596.96 and 5,340.63 is: 8,012.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,728.88 : 23,596.96 = 5,340.63 : x
  2. Step 2: Convert to fraction form
    15,728.88/23,596.96 = 5,340.63/x
  3. Step 3: Cross multiply
    15,728.88x = 23,596.96 × 5,340.63
  4. Step 4: Simplify right side
    15,728.88x = 126,022,514.50
  5. Step 5: Solve for x
    x = 126,022,514.50/15,728.88
  6. Step 6: Final answer
    x = 8,012.18

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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.