Home / 23,420.54-35,131.26-8,621.84

Finding the Fourth Proportional to 23,420.54, 35,131.26 and 8,621.84

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Solution

The fourth proportional to 23,420.54, 35,131.26 and 8,621.84 is: 12,932.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,420.54 : 35,131.26 = 8,621.84 : x
  2. Step 2: Convert to fraction form
    23,420.54/35,131.26 = 8,621.84/x
  3. Step 3: Cross multiply
    23,420.54x = 35,131.26 × 8,621.84
  4. Step 4: Simplify right side
    23,420.54x = 302,895,927.06
  5. Step 5: Solve for x
    x = 302,895,927.06/23,420.54
  6. Step 6: Final answer
    x = 12,932.92

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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.