Home / 15,554.70-23,331.51-5,166.18

Finding the Fourth Proportional to 15,554.70, 23,331.51 and 5,166.18

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Solution

The fourth proportional to 15,554.70, 23,331.51 and 5,166.18 is: 7,749.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554.70 : 23,331.51 = 5,166.18 : x
  2. Step 2: Convert to fraction form
    15,554.70/23,331.51 = 5,166.18/x
  3. Step 3: Cross multiply
    15,554.70x = 23,331.51 × 5,166.18
  4. Step 4: Simplify right side
    15,554.70x = 120,534,780.33
  5. Step 5: Solve for x
    x = 120,534,780.33/15,554.70
  6. Step 6: Final answer
    x = 7,749.09

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Double scale
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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.