Home / 15,898.35-23,847.97-4,211.57

Finding the Fourth Proportional to 15,898.35, 23,847.97 and 4,211.57

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Solution

The fourth proportional to 15,898.35, 23,847.97 and 4,211.57 is: 6,317.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,898.35 : 23,847.97 = 4,211.57 : x
  2. Step 2: Convert to fraction form
    15,898.35/23,847.97 = 4,211.57/x
  3. Step 3: Cross multiply
    15,898.35x = 23,847.97 × 4,211.57
  4. Step 4: Simplify right side
    15,898.35x = 100,437,275.77
  5. Step 5: Solve for x
    x = 100,437,275.77/15,898.35
  6. Step 6: Final answer
    x = 6,317.47

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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.