Home / 20,225.43-30,342.33-6,184.62

Finding the Fourth Proportional to 20,225.43, 30,342.33 and 6,184.62

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Solution

The fourth proportional to 20,225.43, 30,342.33 and 6,184.62 is: 9,278.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,225.43 : 30,342.33 = 6,184.62 : x
  2. Step 2: Convert to fraction form
    20,225.43/30,342.33 = 6,184.62/x
  3. Step 3: Cross multiply
    20,225.43x = 30,342.33 × 6,184.62
  4. Step 4: Simplify right side
    20,225.43x = 187,655,780.96
  5. Step 5: Solve for x
    x = 187,655,780.96/20,225.43
  6. Step 6: Final answer
    x = 9,278.21

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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.