Home / 13,550.31-20,327.16-4,663.35

Finding the Fourth Proportional to 13,550.31, 20,327.16 and 4,663.35

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Solution

The fourth proportional to 13,550.31, 20,327.16 and 4,663.35 is: 6,995.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,550.31 : 20,327.16 = 4,663.35 : x
  2. Step 2: Convert to fraction form
    13,550.31/20,327.16 = 4,663.35/x
  3. Step 3: Cross multiply
    13,550.31x = 20,327.16 × 4,663.35
  4. Step 4: Simplify right side
    13,550.31x = 94,792,661.59
  5. Step 5: Solve for x
    x = 94,792,661.59/13,550.31
  6. Step 6: Final answer
    x = 6,995.61

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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.