Home / 13,737.30-20,607.46-4,375.12

Finding the Fourth Proportional to 13,737.30, 20,607.46 and 4,375.12

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Solution

The fourth proportional to 13,737.30, 20,607.46 and 4,375.12 is: 6,563.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,737.30 : 20,607.46 = 4,375.12 : x
  2. Step 2: Convert to fraction form
    13,737.30/20,607.46 = 4,375.12/x
  3. Step 3: Cross multiply
    13,737.30x = 20,607.46 × 4,375.12
  4. Step 4: Simplify right side
    13,737.30x = 90,160,110.40
  5. Step 5: Solve for x
    x = 90,160,110.40/13,737.30
  6. Step 6: Final answer
    x = 6,563.16

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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.