Home / 12,323.67-18,487.16-4,000.98

Finding the Fourth Proportional to 12,323.67, 18,487.16 and 4,000.98

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Solution

The fourth proportional to 12,323.67, 18,487.16 and 4,000.98 is: 6,002.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,323.67 : 18,487.16 = 4,000.98 : x
  2. Step 2: Convert to fraction form
    12,323.67/18,487.16 = 4,000.98/x
  3. Step 3: Cross multiply
    12,323.67x = 18,487.16 × 4,000.98
  4. Step 4: Simplify right side
    12,323.67x = 73,966,757.42
  5. Step 5: Solve for x
    x = 73,966,757.42/12,323.67
  6. Step 6: Final answer
    x = 6,002.01

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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.