Home / 14,040.70-19,358.64-8,996.62

Finding the Fourth Proportional to 14,040.70, 19,358.64 and 8,996.62

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Solution

The fourth proportional to 14,040.70, 19,358.64 and 8,996.62 is: 12,404.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.70 : 19,358.64 = 8,996.62 : x
  2. Step 2: Convert to fraction form
    14,040.70/19,358.64 = 8,996.62/x
  3. Step 3: Cross multiply
    14,040.70x = 19,358.64 × 8,996.62
  4. Step 4: Simplify right side
    14,040.70x = 174,162,327.80
  5. Step 5: Solve for x
    x = 174,162,327.80/14,040.70
  6. Step 6: Final answer
    x = 12,404.11

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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.