Home / 18,040.24-24,895.50-10,491

Finding the Fourth Proportional to 18,040.24, 24,895.50 and 10,491

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Solution

The fourth proportional to 18,040.24, 24,895.50 and 10,491 is: 14,477.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,040.24 : 24,895.50 = 10,491 : x
  2. Step 2: Convert to fraction form
    18,040.24/24,895.50 = 10,491/x
  3. Step 3: Cross multiply
    18,040.24x = 24,895.50 × 10,491
  4. Step 4: Simplify right side
    18,040.24x = 261,178,690.50
  5. Step 5: Solve for x
    x = 261,178,690.50/18,040.24
  6. Step 6: Final answer
    x = 14,477.56

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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.