Home / 12,336.22-18,509.70-4,018.84

Finding the Fourth Proportional to 12,336.22, 18,509.70 and 4,018.84

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Solution

The fourth proportional to 12,336.22, 18,509.70 and 4,018.84 is: 6,030.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,336.22 : 18,509.70 = 4,018.84 : x
  2. Step 2: Convert to fraction form
    12,336.22/18,509.70 = 4,018.84/x
  3. Step 3: Cross multiply
    12,336.22x = 18,509.70 × 4,018.84
  4. Step 4: Simplify right side
    12,336.22x = 74,387,522.75
  5. Step 5: Solve for x
    x = 74,387,522.75/12,336.22
  6. Step 6: Final answer
    x = 6,030.01

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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.