Home / 14,006.98-19,357.50-11,485.18

Finding the Fourth Proportional to 14,006.98, 19,357.50 and 11,485.18

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Solution

The fourth proportional to 14,006.98, 19,357.50 and 11,485.18 is: 15,872.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,006.98 : 19,357.50 = 11,485.18 : x
  2. Step 2: Convert to fraction form
    14,006.98/19,357.50 = 11,485.18/x
  3. Step 3: Cross multiply
    14,006.98x = 19,357.50 × 11,485.18
  4. Step 4: Simplify right side
    14,006.98x = 222,324,371.85
  5. Step 5: Solve for x
    x = 222,324,371.85/14,006.98
  6. Step 6: Final answer
    x = 15,872.40

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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.