Home / 14,008.32-19,330.78-8,039.83

Finding the Fourth Proportional to 14,008.32, 19,330.78 and 8,039.83

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Solution

The fourth proportional to 14,008.32, 19,330.78 and 8,039.83 is: 11,094.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008.32 : 19,330.78 = 8,039.83 : x
  2. Step 2: Convert to fraction form
    14,008.32/19,330.78 = 8,039.83/x
  3. Step 3: Cross multiply
    14,008.32x = 19,330.78 × 8,039.83
  4. Step 4: Simplify right side
    14,008.32x = 155,416,184.97
  5. Step 5: Solve for x
    x = 155,416,184.97/14,008.32
  6. Step 6: Final answer
    x = 11,094.56

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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.