Home / 18,214.43-25,056.88-14,849.87

Finding the Fourth Proportional to 18,214.43, 25,056.88 and 14,849.87

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Solution

The fourth proportional to 18,214.43, 25,056.88 and 14,849.87 is: 20,428.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214.43 : 25,056.88 = 14,849.87 : x
  2. Step 2: Convert to fraction form
    18,214.43/25,056.88 = 14,849.87/x
  3. Step 3: Cross multiply
    18,214.43x = 25,056.88 × 14,849.87
  4. Step 4: Simplify right side
    18,214.43x = 372,091,410.61
  5. Step 5: Solve for x
    x = 372,091,410.61/18,214.43
  6. Step 6: Final answer
    x = 20,428.39

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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.