Home / 13,732.73-20,597.67-9,318.73

Finding the Fourth Proportional to 13,732.73, 20,597.67 and 9,318.73

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Solution

The fourth proportional to 13,732.73, 20,597.67 and 9,318.73 is: 13,977.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,732.73 : 20,597.67 = 9,318.73 : x
  2. Step 2: Convert to fraction form
    13,732.73/20,597.67 = 9,318.73/x
  3. Step 3: Cross multiply
    13,732.73x = 20,597.67 × 9,318.73
  4. Step 4: Simplify right side
    13,732.73x = 191,944,125.36
  5. Step 5: Solve for x
    x = 191,944,125.36/13,732.73
  6. Step 6: Final answer
    x = 13,977.13

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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.