Home / 13,532.66-20,299.01-3,671.94

Finding the Fourth Proportional to 13,532.66, 20,299.01 and 3,671.94

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Solution

The fourth proportional to 13,532.66, 20,299.01 and 3,671.94 is: 5,507.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.66 : 20,299.01 = 3,671.94 : x
  2. Step 2: Convert to fraction form
    13,532.66/20,299.01 = 3,671.94/x
  3. Step 3: Cross multiply
    13,532.66x = 20,299.01 × 3,671.94
  4. Step 4: Simplify right side
    13,532.66x = 74,536,728.42
  5. Step 5: Solve for x
    x = 74,536,728.42/13,532.66
  6. Step 6: Final answer
    x = 5,507.91

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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.