Home / 34,228.08-51,311.80-13,446.80

Finding the Fourth Proportional to 34,228.08, 51,311.80 and 13,446.80

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Solution

The fourth proportional to 34,228.08, 51,311.80 and 13,446.80 is: 20,158.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,228.08 : 51,311.80 = 13,446.80 : x
  2. Step 2: Convert to fraction form
    34,228.08/51,311.80 = 13,446.80/x
  3. Step 3: Cross multiply
    34,228.08x = 51,311.80 × 13,446.80
  4. Step 4: Simplify right side
    34,228.08x = 689,979,512.24
  5. Step 5: Solve for x
    x = 689,979,512.24/34,228.08
  6. Step 6: Final answer
    x = 20,158.29

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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.