Home / 16,475.84-24,721.20-8,164.16

Finding the Fourth Proportional to 16,475.84, 24,721.20 and 8,164.16

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Solution

The fourth proportional to 16,475.84, 24,721.20 and 8,164.16 is: 12,249.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,475.84 : 24,721.20 = 8,164.16 : x
  2. Step 2: Convert to fraction form
    16,475.84/24,721.20 = 8,164.16/x
  3. Step 3: Cross multiply
    16,475.84x = 24,721.20 × 8,164.16
  4. Step 4: Simplify right side
    16,475.84x = 201,827,832.19
  5. Step 5: Solve for x
    x = 201,827,832.19/16,475.84
  6. Step 6: Final answer
    x = 12,249.93

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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.