Home / 24,980.57-34,449.72-18,621.26

Finding the Fourth Proportional to 24,980.57, 34,449.72 and 18,621.26

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Solution

The fourth proportional to 24,980.57, 34,449.72 and 18,621.26 is: 25,679.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,980.57 : 34,449.72 = 18,621.26 : x
  2. Step 2: Convert to fraction form
    24,980.57/34,449.72 = 18,621.26/x
  3. Step 3: Cross multiply
    24,980.57x = 34,449.72 × 18,621.26
  4. Step 4: Simplify right side
    24,980.57x = 641,497,080.16
  5. Step 5: Solve for x
    x = 641,497,080.16/24,980.57
  6. Step 6: Final answer
    x = 25,679.84

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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.