Home / 22,800.20-34,200.30-14,006.60

Finding the Fourth Proportional to 22,800.20, 34,200.30 and 14,006.60

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Solution

The fourth proportional to 22,800.20, 34,200.30 and 14,006.60 is: 21,009.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,800.20 : 34,200.30 = 14,006.60 : x
  2. Step 2: Convert to fraction form
    22,800.20/34,200.30 = 14,006.60/x
  3. Step 3: Cross multiply
    22,800.20x = 34,200.30 × 14,006.60
  4. Step 4: Simplify right side
    22,800.20x = 479,029,921.98
  5. Step 5: Solve for x
    x = 479,029,921.98/22,800.20
  6. Step 6: Final answer
    x = 21,009.90

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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.