Home / 14,029.56-21,044.34-3,640.50

Finding the Fourth Proportional to 14,029.56, 21,044.34 and 3,640.50

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Solution

The fourth proportional to 14,029.56, 21,044.34 and 3,640.50 is: 5,460.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,029.56 : 21,044.34 = 3,640.50 : x
  2. Step 2: Convert to fraction form
    14,029.56/21,044.34 = 3,640.50/x
  3. Step 3: Cross multiply
    14,029.56x = 21,044.34 × 3,640.50
  4. Step 4: Simplify right side
    14,029.56x = 76,611,919.77
  5. Step 5: Solve for x
    x = 76,611,919.77/14,029.56
  6. Step 6: Final answer
    x = 5,460.75

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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.