Home / 13,553.46-20,325.24-4,666.32

Finding the Fourth Proportional to 13,553.46, 20,325.24 and 4,666.32

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Solution

The fourth proportional to 13,553.46, 20,325.24 and 4,666.32 is: 6,997.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,553.46 : 20,325.24 = 4,666.32 : x
  2. Step 2: Convert to fraction form
    13,553.46/20,325.24 = 4,666.32/x
  3. Step 3: Cross multiply
    13,553.46x = 20,325.24 × 4,666.32
  4. Step 4: Simplify right side
    13,553.46x = 94,844,073.92
  5. Step 5: Solve for x
    x = 94,844,073.92/13,553.46
  6. Step 6: Final answer
    x = 6,997.78

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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.