Home / 19,750.64-27,250.61-12,097.98

Finding the Fourth Proportional to 19,750.64, 27,250.61 and 12,097.98

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Solution

The fourth proportional to 19,750.64, 27,250.61 and 12,097.98 is: 16,691.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,750.64 : 27,250.61 = 12,097.98 : x
  2. Step 2: Convert to fraction form
    19,750.64/27,250.61 = 12,097.98/x
  3. Step 3: Cross multiply
    19,750.64x = 27,250.61 × 12,097.98
  4. Step 4: Simplify right side
    19,750.64x = 329,677,274.28
  5. Step 5: Solve for x
    x = 329,677,274.28/19,750.64
  6. Step 6: Final answer
    x = 16,691.98

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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.