Home / 23,981.96-33,099.40-15,037.20

Finding the Fourth Proportional to 23,981.96, 33,099.40 and 15,037.20

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Solution

The fourth proportional to 23,981.96, 33,099.40 and 15,037.20 is: 20,754.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,981.96 : 33,099.40 = 15,037.20 : x
  2. Step 2: Convert to fraction form
    23,981.96/33,099.40 = 15,037.20/x
  3. Step 3: Cross multiply
    23,981.96x = 33,099.40 × 15,037.20
  4. Step 4: Simplify right side
    23,981.96x = 497,722,297.68
  5. Step 5: Solve for x
    x = 497,722,297.68/23,981.96
  6. Step 6: Final answer
    x = 20,754.03

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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.