Home / 10,265.94-14,166.99-5,550.23

Finding the Fourth Proportional to 10,265.94, 14,166.99 and 5,550.23

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Solution

The fourth proportional to 10,265.94, 14,166.99 and 5,550.23 is: 7,659.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,265.94 : 14,166.99 = 5,550.23 : x
  2. Step 2: Convert to fraction form
    10,265.94/14,166.99 = 5,550.23/x
  3. Step 3: Cross multiply
    10,265.94x = 14,166.99 × 5,550.23
  4. Step 4: Simplify right side
    10,265.94x = 78,630,052.91
  5. Step 5: Solve for x
    x = 78,630,052.91/10,265.94
  6. Step 6: Final answer
    x = 7,659.31

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Double scale
Find fourth proportional to 10,266.94, 14,168.37 and 5,551.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.