Home / 20,358.15-30,537.54-6,318.03

Finding the Fourth Proportional to 20,358.15, 30,537.54 and 6,318.03

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Solution

The fourth proportional to 20,358.15, 30,537.54 and 6,318.03 is: 9,477.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,358.15 : 30,537.54 = 6,318.03 : x
  2. Step 2: Convert to fraction form
    20,358.15/30,537.54 = 6,318.03/x
  3. Step 3: Cross multiply
    20,358.15x = 30,537.54 × 6,318.03
  4. Step 4: Simplify right side
    20,358.15x = 192,937,093.85
  5. Step 5: Solve for x
    x = 192,937,093.85/20,358.15
  6. Step 6: Final answer
    x = 9,477.14

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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.