Home / 18,757.17-25,884.23-10,800.54

Finding the Fourth Proportional to 18,757.17, 25,884.23 and 10,800.54

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Solution

The fourth proportional to 18,757.17, 25,884.23 and 10,800.54 is: 14,904.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,757.17 : 25,884.23 = 10,800.54 : x
  2. Step 2: Convert to fraction form
    18,757.17/25,884.23 = 10,800.54/x
  3. Step 3: Cross multiply
    18,757.17x = 25,884.23 × 10,800.54
  4. Step 4: Simplify right side
    18,757.17x = 279,563,607.48
  5. Step 5: Solve for x
    x = 279,563,607.48/18,757.17
  6. Step 6: Final answer
    x = 14,904.36

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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.