Home / 12,946.30-19,406.37-5,043.87

Finding the Fourth Proportional to 12,946.30, 19,406.37 and 5,043.87

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Solution

The fourth proportional to 12,946.30, 19,406.37 and 5,043.87 is: 7,560.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,946.30 : 19,406.37 = 5,043.87 : x
  2. Step 2: Convert to fraction form
    12,946.30/19,406.37 = 5,043.87/x
  3. Step 3: Cross multiply
    12,946.30x = 19,406.37 × 5,043.87
  4. Step 4: Simplify right side
    12,946.30x = 97,883,207.45
  5. Step 5: Solve for x
    x = 97,883,207.45/12,946.30
  6. Step 6: Final answer
    x = 7,560.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.