Home / 16,341.21-24,520.73-6,480.81

Finding the Fourth Proportional to 16,341.21, 24,520.73 and 6,480.81

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Solution

The fourth proportional to 16,341.21, 24,520.73 and 6,480.81 is: 9,724.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,341.21 : 24,520.73 = 6,480.81 : x
  2. Step 2: Convert to fraction form
    16,341.21/24,520.73 = 6,480.81/x
  3. Step 3: Cross multiply
    16,341.21x = 24,520.73 × 6,480.81
  4. Step 4: Simplify right side
    16,341.21x = 158,914,159.79
  5. Step 5: Solve for x
    x = 158,914,159.79/16,341.21
  6. Step 6: Final answer
    x = 9,724.75

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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.