Home / 14,497.35-19,961.85-12,694.51

Finding the Fourth Proportional to 14,497.35, 19,961.85 and 12,694.51

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Solution

The fourth proportional to 14,497.35, 19,961.85 and 12,694.51 is: 17,479.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,497.35 : 19,961.85 = 12,694.51 : x
  2. Step 2: Convert to fraction form
    14,497.35/19,961.85 = 12,694.51/x
  3. Step 3: Cross multiply
    14,497.35x = 19,961.85 × 12,694.51
  4. Step 4: Simplify right side
    14,497.35x = 253,405,904.44
  5. Step 5: Solve for x
    x = 253,405,904.44/14,497.35
  6. Step 6: Final answer
    x = 17,479.47

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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.