Home / 16,464.10-24,696.12-12,721.32

Finding the Fourth Proportional to 16,464.10, 24,696.12 and 12,721.32

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Solution

The fourth proportional to 16,464.10, 24,696.12 and 12,721.32 is: 19,081.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,464.10 : 24,696.12 = 12,721.32 : x
  2. Step 2: Convert to fraction form
    16,464.10/24,696.12 = 12,721.32/x
  3. Step 3: Cross multiply
    16,464.10x = 24,696.12 × 12,721.32
  4. Step 4: Simplify right side
    16,464.10x = 314,167,244.58
  5. Step 5: Solve for x
    x = 314,167,244.58/16,464.10
  6. Step 6: Final answer
    x = 19,081.95

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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.