Home / 16,898.21-25,348.44-5,812.70

Finding the Fourth Proportional to 16,898.21, 25,348.44 and 5,812.70

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Solution

The fourth proportional to 16,898.21, 25,348.44 and 5,812.70 is: 8,719.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.21 : 25,348.44 = 5,812.70 : x
  2. Step 2: Convert to fraction form
    16,898.21/25,348.44 = 5,812.70/x
  3. Step 3: Cross multiply
    16,898.21x = 25,348.44 × 5,812.70
  4. Step 4: Simplify right side
    16,898.21x = 147,342,750.45
  5. Step 5: Solve for x
    x = 147,342,750.45/16,898.21
  6. Step 6: Final answer
    x = 8,719.43

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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.