Home / 20,628.61-30,958.58-15,096.24

Finding the Fourth Proportional to 20,628.61, 30,958.58 and 15,096.24

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Solution

The fourth proportional to 20,628.61, 30,958.58 and 15,096.24 is: 22,655.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,628.61 : 30,958.58 = 15,096.24 : x
  2. Step 2: Convert to fraction form
    20,628.61/30,958.58 = 15,096.24/x
  3. Step 3: Cross multiply
    20,628.61x = 30,958.58 × 15,096.24
  4. Step 4: Simplify right side
    20,628.61x = 467,358,191.48
  5. Step 5: Solve for x
    x = 467,358,191.48/20,628.61
  6. Step 6: Final answer
    x = 22,655.83

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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.