Home / 13,654.76-20,446.50-9,482.36

Finding the Fourth Proportional to 13,654.76, 20,446.50 and 9,482.36

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Solution

The fourth proportional to 13,654.76, 20,446.50 and 9,482.36 is: 14,198.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,654.76 : 20,446.50 = 9,482.36 : x
  2. Step 2: Convert to fraction form
    13,654.76/20,446.50 = 9,482.36/x
  3. Step 3: Cross multiply
    13,654.76x = 20,446.50 × 9,482.36
  4. Step 4: Simplify right side
    13,654.76x = 193,881,073.74
  5. Step 5: Solve for x
    x = 193,881,073.74/13,654.76
  6. Step 6: Final answer
    x = 14,198.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.