Home / 15,820.68-23,719.32-9,579.33

Finding the Fourth Proportional to 15,820.68, 23,719.32 and 9,579.33

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Solution

The fourth proportional to 15,820.68, 23,719.32 and 9,579.33 is: 14,361.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,820.68 : 23,719.32 = 9,579.33 : x
  2. Step 2: Convert to fraction form
    15,820.68/23,719.32 = 9,579.33/x
  3. Step 3: Cross multiply
    15,820.68x = 23,719.32 × 9,579.33
  4. Step 4: Simplify right side
    15,820.68x = 227,215,193.66
  5. Step 5: Solve for x
    x = 227,215,193.66/15,820.68
  6. Step 6: Final answer
    x = 14,361.91

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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.