Home / 14,007.96-19,330.17-8,039.07

Finding the Fourth Proportional to 14,007.96, 19,330.17 and 8,039.07

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Solution

The fourth proportional to 14,007.96, 19,330.17 and 8,039.07 is: 11,093.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,007.96 : 19,330.17 = 8,039.07 : x
  2. Step 2: Convert to fraction form
    14,007.96/19,330.17 = 8,039.07/x
  3. Step 3: Cross multiply
    14,007.96x = 19,330.17 × 8,039.07
  4. Step 4: Simplify right side
    14,007.96x = 155,396,589.74
  5. Step 5: Solve for x
    x = 155,396,589.74/14,007.96
  6. Step 6: Final answer
    x = 11,093.45

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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.