Home / 25,628.55-38,442.83-13,964.55

Finding the Fourth Proportional to 25,628.55, 38,442.83 and 13,964.55

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Solution

The fourth proportional to 25,628.55, 38,442.83 and 13,964.55 is: 20,946.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,628.55 : 38,442.83 = 13,964.55 : x
  2. Step 2: Convert to fraction form
    25,628.55/38,442.83 = 13,964.55/x
  3. Step 3: Cross multiply
    25,628.55x = 38,442.83 × 13,964.55
  4. Step 4: Simplify right side
    25,628.55x = 536,836,751.85
  5. Step 5: Solve for x
    x = 536,836,751.85/25,628.55
  6. Step 6: Final answer
    x = 20,946.83

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Similar ratio
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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.