Home / 15,313.88-22,967.92-4,217.80

Finding the Fourth Proportional to 15,313.88, 22,967.92 and 4,217.80

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Solution

The fourth proportional to 15,313.88, 22,967.92 and 4,217.80 is: 6,325.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,313.88 : 22,967.92 = 4,217.80 : x
  2. Step 2: Convert to fraction form
    15,313.88/22,967.92 = 4,217.80/x
  3. Step 3: Cross multiply
    15,313.88x = 22,967.92 × 4,217.80
  4. Step 4: Simplify right side
    15,313.88x = 96,874,092.98
  5. Step 5: Solve for x
    x = 96,874,092.98/15,313.88
  6. Step 6: Final answer
    x = 6,325.90

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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.