Home / 18,434.55-25,441.38-10,474.68

Finding the Fourth Proportional to 18,434.55, 25,441.38 and 10,474.68

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Solution

The fourth proportional to 18,434.55, 25,441.38 and 10,474.68 is: 14,456.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,434.55 : 25,441.38 = 10,474.68 : x
  2. Step 2: Convert to fraction form
    18,434.55/25,441.38 = 10,474.68/x
  3. Step 3: Cross multiply
    18,434.55x = 25,441.38 × 10,474.68
  4. Step 4: Simplify right side
    18,434.55x = 266,490,314.26
  5. Step 5: Solve for x
    x = 266,490,314.26/18,434.55
  6. Step 6: Final answer
    x = 14,456.02

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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.