Home / 20,596.14-28,423.71-11,522.52

Finding the Fourth Proportional to 20,596.14, 28,423.71 and 11,522.52

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Solution

The fourth proportional to 20,596.14, 28,423.71 and 11,522.52 is: 15,901.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,596.14 : 28,423.71 = 11,522.52 : x
  2. Step 2: Convert to fraction form
    20,596.14/28,423.71 = 11,522.52/x
  3. Step 3: Cross multiply
    20,596.14x = 28,423.71 × 11,522.52
  4. Step 4: Simplify right side
    20,596.14x = 327,512,766.95
  5. Step 5: Solve for x
    x = 327,512,766.95/20,596.14
  6. Step 6: Final answer
    x = 15,901.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.