Home / 18,575.96-25,617.42-14,811.64

Finding the Fourth Proportional to 18,575.96, 25,617.42 and 14,811.64

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Solution

The fourth proportional to 18,575.96, 25,617.42 and 14,811.64 is: 20,426.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,575.96 : 25,617.42 = 14,811.64 : x
  2. Step 2: Convert to fraction form
    18,575.96/25,617.42 = 14,811.64/x
  3. Step 3: Cross multiply
    18,575.96x = 25,617.42 × 14,811.64
  4. Step 4: Simplify right side
    18,575.96x = 379,436,002.77
  5. Step 5: Solve for x
    x = 379,436,002.77/18,575.96
  6. Step 6: Final answer
    x = 20,426.19

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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.