Home / 14,926.80-22,390.20-6,157.20

Finding the Fourth Proportional to 14,926.80, 22,390.20 and 6,157.20

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Solution

The fourth proportional to 14,926.80, 22,390.20 and 6,157.20 is: 9,235.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,926.80 : 22,390.20 = 6,157.20 : x
  2. Step 2: Convert to fraction form
    14,926.80/22,390.20 = 6,157.20/x
  3. Step 3: Cross multiply
    14,926.80x = 22,390.20 × 6,157.20
  4. Step 4: Simplify right side
    14,926.80x = 137,860,939.44
  5. Step 5: Solve for x
    x = 137,860,939.44/14,926.80
  6. Step 6: Final answer
    x = 9,235.80

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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.