Home / 20,337.89-30,498.62-6,294.62

Finding the Fourth Proportional to 20,337.89, 30,498.62 and 6,294.62

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Solution

The fourth proportional to 20,337.89, 30,498.62 and 6,294.62 is: 9,439.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,337.89 : 30,498.62 = 6,294.62 : x
  2. Step 2: Convert to fraction form
    20,337.89/30,498.62 = 6,294.62/x
  3. Step 3: Cross multiply
    20,337.89x = 30,498.62 × 6,294.62
  4. Step 4: Simplify right side
    20,337.89x = 191,977,191.95
  5. Step 5: Solve for x
    x = 191,977,191.95/20,337.89
  6. Step 6: Final answer
    x = 9,439.39

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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.