Home / 12,332.12-18,505.46-4,546.40

Finding the Fourth Proportional to 12,332.12, 18,505.46 and 4,546.40

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Solution

The fourth proportional to 12,332.12, 18,505.46 and 4,546.40 is: 6,822.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332.12 : 18,505.46 = 4,546.40 : x
  2. Step 2: Convert to fraction form
    12,332.12/18,505.46 = 4,546.40/x
  3. Step 3: Cross multiply
    12,332.12x = 18,505.46 × 4,546.40
  4. Step 4: Simplify right side
    12,332.12x = 84,133,142.18
  5. Step 5: Solve for x
    x = 84,133,142.18/12,332.12
  6. Step 6: Final answer
    x = 6,822.28

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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.