Home / 14,557.20-21,819.60-6,235.80

Finding the Fourth Proportional to 14,557.20, 21,819.60 and 6,235.80

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Solution

The fourth proportional to 14,557.20, 21,819.60 and 6,235.80 is: 9,346.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,557.20 : 21,819.60 = 6,235.80 : x
  2. Step 2: Convert to fraction form
    14,557.20/21,819.60 = 6,235.80/x
  3. Step 3: Cross multiply
    14,557.20x = 21,819.60 × 6,235.80
  4. Step 4: Simplify right side
    14,557.20x = 136,062,661.68
  5. Step 5: Solve for x
    x = 136,062,661.68/14,557.20
  6. Step 6: Final answer
    x = 9,346.76

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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.