Home / 19,450.64-26,825.84-12,364.72

Finding the Fourth Proportional to 19,450.64, 26,825.84 and 12,364.72

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Solution

The fourth proportional to 19,450.64, 26,825.84 and 12,364.72 is: 17,053.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,450.64 : 26,825.84 = 12,364.72 : x
  2. Step 2: Convert to fraction form
    19,450.64/26,825.84 = 12,364.72/x
  3. Step 3: Cross multiply
    19,450.64x = 26,825.84 × 12,364.72
  4. Step 4: Simplify right side
    19,450.64x = 331,694,000.36
  5. Step 5: Solve for x
    x = 331,694,000.36/19,450.64
  6. Step 6: Final answer
    x = 17,053.11

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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.