Home / 15,930.30-23,895.45-4,244.70

Finding the Fourth Proportional to 15,930.30, 23,895.45 and 4,244.70

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Solution

The fourth proportional to 15,930.30, 23,895.45 and 4,244.70 is: 6,367.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,930.30 : 23,895.45 = 4,244.70 : x
  2. Step 2: Convert to fraction form
    15,930.30/23,895.45 = 4,244.70/x
  3. Step 3: Cross multiply
    15,930.30x = 23,895.45 × 4,244.70
  4. Step 4: Simplify right side
    15,930.30x = 101,429,016.62
  5. Step 5: Solve for x
    x = 101,429,016.62/15,930.30
  6. Step 6: Final answer
    x = 6,367.05

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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.