Home / 14,318.32-19,754.52-8,654.80

Finding the Fourth Proportional to 14,318.32, 19,754.52 and 8,654.80

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Solution

The fourth proportional to 14,318.32, 19,754.52 and 8,654.80 is: 11,940.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318.32 : 19,754.52 = 8,654.80 : x
  2. Step 2: Convert to fraction form
    14,318.32/19,754.52 = 8,654.80/x
  3. Step 3: Cross multiply
    14,318.32x = 19,754.52 × 8,654.80
  4. Step 4: Simplify right side
    14,318.32x = 170,971,419.70
  5. Step 5: Solve for x
    x = 170,971,419.70/14,318.32
  6. Step 6: Final answer
    x = 11,940.75

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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.