Home / 13,124.62-19,695.09-5,333.43

Finding the Fourth Proportional to 13,124.62, 19,695.09 and 5,333.43

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Solution

The fourth proportional to 13,124.62, 19,695.09 and 5,333.43 is: 8,003.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,124.62 : 19,695.09 = 5,333.43 : x
  2. Step 2: Convert to fraction form
    13,124.62/19,695.09 = 5,333.43/x
  3. Step 3: Cross multiply
    13,124.62x = 19,695.09 × 5,333.43
  4. Step 4: Simplify right side
    13,124.62x = 105,042,383.86
  5. Step 5: Solve for x
    x = 105,042,383.86/13,124.62
  6. Step 6: Final answer
    x = 8,003.46

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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.