Home / 18,491.48-25,520.90-10,534.44

Finding the Fourth Proportional to 18,491.48, 25,520.90 and 10,534.44

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Solution

The fourth proportional to 18,491.48, 25,520.90 and 10,534.44 is: 14,539.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,491.48 : 25,520.90 = 10,534.44 : x
  2. Step 2: Convert to fraction form
    18,491.48/25,520.90 = 10,534.44/x
  3. Step 3: Cross multiply
    18,491.48x = 25,520.90 × 10,534.44
  4. Step 4: Simplify right side
    18,491.48x = 268,848,337.12
  5. Step 5: Solve for x
    x = 268,848,337.12/18,491.48
  6. Step 6: Final answer
    x = 14,539.04

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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.