Home / 17,141.64-23,669.46-12,670.44

Finding the Fourth Proportional to 17,141.64, 23,669.46 and 12,670.44

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Solution

The fourth proportional to 17,141.64, 23,669.46 and 12,670.44 is: 17,495.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,141.64 : 23,669.46 = 12,670.44 : x
  2. Step 2: Convert to fraction form
    17,141.64/23,669.46 = 12,670.44/x
  3. Step 3: Cross multiply
    17,141.64x = 23,669.46 × 12,670.44
  4. Step 4: Simplify right side
    17,141.64x = 299,902,472.76
  5. Step 5: Solve for x
    x = 299,902,472.76/17,141.64
  6. Step 6: Final answer
    x = 17,495.55

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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.