Home / 14,107.45-19,463.13-8,442.36

Finding the Fourth Proportional to 14,107.45, 19,463.13 and 8,442.36

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Solution

The fourth proportional to 14,107.45, 19,463.13 and 8,442.36 is: 11,647.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,107.45 : 19,463.13 = 8,442.36 : x
  2. Step 2: Convert to fraction form
    14,107.45/19,463.13 = 8,442.36/x
  3. Step 3: Cross multiply
    14,107.45x = 19,463.13 × 8,442.36
  4. Step 4: Simplify right side
    14,107.45x = 164,314,707.98
  5. Step 5: Solve for x
    x = 164,314,707.98/14,107.45
  6. Step 6: Final answer
    x = 11,647.37

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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.