Home / 14,775.86-22,151.31-6,874.30

Finding the Fourth Proportional to 14,775.86, 22,151.31 and 6,874.30

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Solution

The fourth proportional to 14,775.86, 22,151.31 and 6,874.30 is: 10,305.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,775.86 : 22,151.31 = 6,874.30 : x
  2. Step 2: Convert to fraction form
    14,775.86/22,151.31 = 6,874.30/x
  3. Step 3: Cross multiply
    14,775.86x = 22,151.31 × 6,874.30
  4. Step 4: Simplify right side
    14,775.86x = 152,274,685.64
  5. Step 5: Solve for x
    x = 152,274,685.64/14,775.86
  6. Step 6: Final answer
    x = 10,305.64

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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.