Home / 13,532.08-20,298.54-3,671.32

Finding the Fourth Proportional to 13,532.08, 20,298.54 and 3,671.32

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Solution

The fourth proportional to 13,532.08, 20,298.54 and 3,671.32 is: 5,507.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.08 : 20,298.54 = 3,671.32 : x
  2. Step 2: Convert to fraction form
    13,532.08/20,298.54 = 3,671.32/x
  3. Step 3: Cross multiply
    13,532.08x = 20,298.54 × 3,671.32
  4. Step 4: Simplify right side
    13,532.08x = 74,522,435.87
  5. Step 5: Solve for x
    x = 74,522,435.87/13,532.08
  6. Step 6: Final answer
    x = 5,507.09

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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.