Home / 14,765.22-22,149.72-4,770.36

Finding the Fourth Proportional to 14,765.22, 22,149.72 and 4,770.36

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Solution

The fourth proportional to 14,765.22, 22,149.72 and 4,770.36 is: 7,156.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,765.22 : 22,149.72 = 4,770.36 : x
  2. Step 2: Convert to fraction form
    14,765.22/22,149.72 = 4,770.36/x
  3. Step 3: Cross multiply
    14,765.22x = 22,149.72 × 4,770.36
  4. Step 4: Simplify right side
    14,765.22x = 105,662,138.30
  5. Step 5: Solve for x
    x = 105,662,138.30/14,765.22
  6. Step 6: Final answer
    x = 7,156.15

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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.