Home / 14,551.68-20,076.32-8,884.92

Finding the Fourth Proportional to 14,551.68, 20,076.32 and 8,884.92

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Solution

The fourth proportional to 14,551.68, 20,076.32 and 8,884.92 is: 12,258.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,551.68 : 20,076.32 = 8,884.92 : x
  2. Step 2: Convert to fraction form
    14,551.68/20,076.32 = 8,884.92/x
  3. Step 3: Cross multiply
    14,551.68x = 20,076.32 × 8,884.92
  4. Step 4: Simplify right side
    14,551.68x = 178,376,497.09
  5. Step 5: Solve for x
    x = 178,376,497.09/14,551.68
  6. Step 6: Final answer
    x = 12,258.14

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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.