Home / 14,040.45-19,358.30-8,996.37

Finding the Fourth Proportional to 14,040.45, 19,358.30 and 8,996.37

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Solution

The fourth proportional to 14,040.45, 19,358.30 and 8,996.37 is: 12,403.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.45 : 19,358.30 = 8,996.37 : x
  2. Step 2: Convert to fraction form
    14,040.45/19,358.30 = 8,996.37/x
  3. Step 3: Cross multiply
    14,040.45x = 19,358.30 × 8,996.37
  4. Step 4: Simplify right side
    14,040.45x = 174,154,384.39
  5. Step 5: Solve for x
    x = 174,154,384.39/14,040.45
  6. Step 6: Final answer
    x = 12,403.76

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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.