Home / 13,043.70-19,551.51-5,651.64

Finding the Fourth Proportional to 13,043.70, 19,551.51 and 5,651.64

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Solution

The fourth proportional to 13,043.70, 19,551.51 and 5,651.64 is: 8,471.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,043.70 : 19,551.51 = 5,651.64 : x
  2. Step 2: Convert to fraction form
    13,043.70/19,551.51 = 5,651.64/x
  3. Step 3: Cross multiply
    13,043.70x = 19,551.51 × 5,651.64
  4. Step 4: Simplify right side
    13,043.70x = 110,498,095.98
  5. Step 5: Solve for x
    x = 110,498,095.98/13,043.70
  6. Step 6: Final answer
    x = 8,471.38

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1.5x scale

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.