Home / 16,807.40-25,211.12-4,327.45

Finding the Fourth Proportional to 16,807.40, 25,211.12 and 4,327.45

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Solution

The fourth proportional to 16,807.40, 25,211.12 and 4,327.45 is: 6,491.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,807.40 : 25,211.12 = 4,327.45 : x
  2. Step 2: Convert to fraction form
    16,807.40/25,211.12 = 4,327.45/x
  3. Step 3: Cross multiply
    16,807.40x = 25,211.12 × 4,327.45
  4. Step 4: Simplify right side
    16,807.40x = 109,099,847.49
  5. Step 5: Solve for x
    x = 109,099,847.49/16,807.40
  6. Step 6: Final answer
    x = 6,491.18

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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.