Home / 14,780.22-22,157.69-6,454.13

Finding the Fourth Proportional to 14,780.22, 22,157.69 and 6,454.13

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Solution

The fourth proportional to 14,780.22, 22,157.69 and 6,454.13 is: 9,675.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,780.22 : 22,157.69 = 6,454.13 : x
  2. Step 2: Convert to fraction form
    14,780.22/22,157.69 = 6,454.13/x
  3. Step 3: Cross multiply
    14,780.22x = 22,157.69 × 6,454.13
  4. Step 4: Simplify right side
    14,780.22x = 143,008,611.76
  5. Step 5: Solve for x
    x = 143,008,611.76/14,780.22
  6. Step 6: Final answer
    x = 9,675.68

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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.