Home / 14,346.10-21,519.17-4,485.43

Finding the Fourth Proportional to 14,346.10, 21,519.17 and 4,485.43

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Solution

The fourth proportional to 14,346.10, 21,519.17 and 4,485.43 is: 6,728.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346.10 : 21,519.17 = 4,485.43 : x
  2. Step 2: Convert to fraction form
    14,346.10/21,519.17 = 4,485.43/x
  3. Step 3: Cross multiply
    14,346.10x = 21,519.17 × 4,485.43
  4. Step 4: Simplify right side
    14,346.10x = 96,522,730.69
  5. Step 5: Solve for x
    x = 96,522,730.69/14,346.10
  6. Step 6: Final answer
    x = 6,728.15

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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.