Home / 20,593.50-30,890.28-5,011.14

Finding the Fourth Proportional to 20,593.50, 30,890.28 and 5,011.14

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Solution

The fourth proportional to 20,593.50, 30,890.28 and 5,011.14 is: 7,516.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,593.50 : 30,890.28 = 5,011.14 : x
  2. Step 2: Convert to fraction form
    20,593.50/30,890.28 = 5,011.14/x
  3. Step 3: Cross multiply
    20,593.50x = 30,890.28 × 5,011.14
  4. Step 4: Simplify right side
    20,593.50x = 154,795,517.72
  5. Step 5: Solve for x
    x = 154,795,517.72/20,593.50
  6. Step 6: Final answer
    x = 7,516.72

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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.