Home / 14,507.26-21,846.85-12,680.38

Finding the Fourth Proportional to 14,507.26, 21,846.85 and 12,680.38

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Solution

The fourth proportional to 14,507.26, 21,846.85 and 12,680.38 is: 19,095.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,507.26 : 21,846.85 = 12,680.38 : x
  2. Step 2: Convert to fraction form
    14,507.26/21,846.85 = 12,680.38/x
  3. Step 3: Cross multiply
    14,507.26x = 21,846.85 × 12,680.38
  4. Step 4: Simplify right side
    14,507.26x = 277,026,359.80
  5. Step 5: Solve for x
    x = 277,026,359.80/14,507.26
  6. Step 6: Final answer
    x = 19,095.71

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1.5x scale

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.