Home / 13,671.65-20,507.58-4,906.64

Finding the Fourth Proportional to 13,671.65, 20,507.58 and 4,906.64

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Solution

The fourth proportional to 13,671.65, 20,507.58 and 4,906.64 is: 7,360.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,671.65 : 20,507.58 = 4,906.64 : x
  2. Step 2: Convert to fraction form
    13,671.65/20,507.58 = 4,906.64/x
  3. Step 3: Cross multiply
    13,671.65x = 20,507.58 × 4,906.64
  4. Step 4: Simplify right side
    13,671.65x = 100,623,363.60
  5. Step 5: Solve for x
    x = 100,623,363.60/13,671.65
  6. Step 6: Final answer
    x = 7,360.00

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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.