Home / 12,123.04-18,173.04-4,732.24

Finding the Fourth Proportional to 12,123.04, 18,173.04 and 4,732.24

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Solution

The fourth proportional to 12,123.04, 18,173.04 and 4,732.24 is: 7,093.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,123.04 : 18,173.04 = 4,732.24 : x
  2. Step 2: Convert to fraction form
    12,123.04/18,173.04 = 4,732.24/x
  3. Step 3: Cross multiply
    12,123.04x = 18,173.04 × 4,732.24
  4. Step 4: Simplify right side
    12,123.04x = 85,999,186.81
  5. Step 5: Solve for x
    x = 85,999,186.81/12,123.04
  6. Step 6: Final answer
    x = 7,093.86

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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.