Home / 13,042.36-19,563.46-4,277.21

Finding the Fourth Proportional to 13,042.36, 19,563.46 and 4,277.21

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Solution

The fourth proportional to 13,042.36, 19,563.46 and 4,277.21 is: 6,415.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042.36 : 19,563.46 = 4,277.21 : x
  2. Step 2: Convert to fraction form
    13,042.36/19,563.46 = 4,277.21/x
  3. Step 3: Cross multiply
    13,042.36x = 19,563.46 × 4,277.21
  4. Step 4: Simplify right side
    13,042.36x = 83,677,026.75
  5. Step 5: Solve for x
    x = 83,677,026.75/13,042.36
  6. Step 6: Final answer
    x = 6,415.79

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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.