Home / 13,043.80-19,568.46-4,277.98

Finding the Fourth Proportional to 13,043.80, 19,568.46 and 4,277.98

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Solution

The fourth proportional to 13,043.80, 19,568.46 and 4,277.98 is: 6,417.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,043.80 : 19,568.46 = 4,277.98 : x
  2. Step 2: Convert to fraction form
    13,043.80/19,568.46 = 4,277.98/x
  3. Step 3: Cross multiply
    13,043.80x = 19,568.46 × 4,277.98
  4. Step 4: Simplify right side
    13,043.80x = 83,713,480.51
  5. Step 5: Solve for x
    x = 83,713,480.51/13,043.80
  6. Step 6: Final answer
    x = 6,417.88

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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.