Home / 15,666.44-23,499.33-3,820.25

Finding the Fourth Proportional to 15,666.44, 23,499.33 and 3,820.25

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Solution

The fourth proportional to 15,666.44, 23,499.33 and 3,820.25 is: 5,730.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,666.44 : 23,499.33 = 3,820.25 : x
  2. Step 2: Convert to fraction form
    15,666.44/23,499.33 = 3,820.25/x
  3. Step 3: Cross multiply
    15,666.44x = 23,499.33 × 3,820.25
  4. Step 4: Simplify right side
    15,666.44x = 89,773,197.94
  5. Step 5: Solve for x
    x = 89,773,197.94/15,666.44
  6. Step 6: Final answer
    x = 5,730.29

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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.