Home / 14,107.81-19,469.41-8,058.58

Finding the Fourth Proportional to 14,107.81, 19,469.41 and 8,058.58

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Solution

The fourth proportional to 14,107.81, 19,469.41 and 8,058.58 is: 11,121.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,107.81 : 19,469.41 = 8,058.58 : x
  2. Step 2: Convert to fraction form
    14,107.81/19,469.41 = 8,058.58/x
  3. Step 3: Cross multiply
    14,107.81x = 19,469.41 × 8,058.58
  4. Step 4: Simplify right side
    14,107.81x = 156,895,700.69
  5. Step 5: Solve for x
    x = 156,895,700.69/14,107.81
  6. Step 6: Final answer
    x = 11,121.19

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1.5x scale

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.