Home / 16,622.32-25,017.13-12,484

Finding the Fourth Proportional to 16,622.32, 25,017.13 and 12,484

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Solution

The fourth proportional to 16,622.32, 25,017.13 and 12,484 is: 18,788.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,622.32 : 25,017.13 = 12,484 : x
  2. Step 2: Convert to fraction form
    16,622.32/25,017.13 = 12,484/x
  3. Step 3: Cross multiply
    16,622.32x = 25,017.13 × 12,484
  4. Step 4: Simplify right side
    16,622.32x = 312,313,850.92
  5. Step 5: Solve for x
    x = 312,313,850.92/16,622.32
  6. Step 6: Final answer
    x = 18,788.82

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.