Home / 15,554.60-23,331.90-5,166.35

Finding the Fourth Proportional to 15,554.60, 23,331.90 and 5,166.35

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Solution

The fourth proportional to 15,554.60, 23,331.90 and 5,166.35 is: 7,749.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554.60 : 23,331.90 = 5,166.35 : x
  2. Step 2: Convert to fraction form
    15,554.60/23,331.90 = 5,166.35/x
  3. Step 3: Cross multiply
    15,554.60x = 23,331.90 × 5,166.35
  4. Step 4: Simplify right side
    15,554.60x = 120,540,761.57
  5. Step 5: Solve for x
    x = 120,540,761.57/15,554.60
  6. Step 6: Final answer
    x = 7,749.53

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Similar ratio
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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.