Home / 14,784.20-22,176.77-6,459.96

Finding the Fourth Proportional to 14,784.20, 22,176.77 and 6,459.96

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Solution

The fourth proportional to 14,784.20, 22,176.77 and 6,459.96 is: 9,690.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,784.20 : 22,176.77 = 6,459.96 : x
  2. Step 2: Convert to fraction form
    14,784.20/22,176.77 = 6,459.96/x
  3. Step 3: Cross multiply
    14,784.20x = 22,176.77 × 6,459.96
  4. Step 4: Simplify right side
    14,784.20x = 143,261,014.83
  5. Step 5: Solve for x
    x = 143,261,014.83/14,784.20
  6. Step 6: Final answer
    x = 9,690.15

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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.