Home / 12,401.76-18,595.44-5,000.16

Finding the Fourth Proportional to 12,401.76, 18,595.44 and 5,000.16

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Solution

The fourth proportional to 12,401.76, 18,595.44 and 5,000.16 is: 7,497.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,401.76 : 18,595.44 = 5,000.16 : x
  2. Step 2: Convert to fraction form
    12,401.76/18,595.44 = 5,000.16/x
  3. Step 3: Cross multiply
    12,401.76x = 18,595.44 × 5,000.16
  4. Step 4: Simplify right side
    12,401.76x = 92,980,175.27
  5. Step 5: Solve for x
    x = 92,980,175.27/12,401.76
  6. Step 6: Final answer
    x = 7,497.34

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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.