Home / 18,941.25-28,410.69-5,792.58

Finding the Fourth Proportional to 18,941.25, 28,410.69 and 5,792.58

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Solution

The fourth proportional to 18,941.25, 28,410.69 and 5,792.58 is: 8,688.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,941.25 : 28,410.69 = 5,792.58 : x
  2. Step 2: Convert to fraction form
    18,941.25/28,410.69 = 5,792.58/x
  3. Step 3: Cross multiply
    18,941.25x = 28,410.69 × 5,792.58
  4. Step 4: Simplify right side
    18,941.25x = 164,571,194.68
  5. Step 5: Solve for x
    x = 164,571,194.68/18,941.25
  6. Step 6: Final answer
    x = 8,688.51

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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.