Home / 20,001.04-30,001.44-5,960.96

Finding the Fourth Proportional to 20,001.04, 30,001.44 and 5,960.96

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Solution

The fourth proportional to 20,001.04, 30,001.44 and 5,960.96 is: 8,941.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,001.04 : 30,001.44 = 5,960.96 : x
  2. Step 2: Convert to fraction form
    20,001.04/30,001.44 = 5,960.96/x
  3. Step 3: Cross multiply
    20,001.04x = 30,001.44 × 5,960.96
  4. Step 4: Simplify right side
    20,001.04x = 178,837,383.78
  5. Step 5: Solve for x
    x = 178,837,383.78/20,001.04
  6. Step 6: Final answer
    x = 8,941.40

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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.